Home / 931,506.10-1,397,259.15-459,114.10

Finding the Fourth Proportional to 931,506.10, 1,397,259.15 and 459,114.10

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Solution

The fourth proportional to 931,506.10, 1,397,259.15 and 459,114.10 is: 688,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,506.10 : 1,397,259.15 = 459,114.10 : x
  2. Step 2: Convert to fraction form
    931,506.10/1,397,259.15 = 459,114.10/x
  3. Step 3: Cross multiply
    931,506.10x = 1,397,259.15 × 459,114.10
  4. Step 4: Simplify right side
    931,506.10x = 641,501,377,119.02
  5. Step 5: Solve for x
    x = 641,501,377,119.02/931,506.10
  6. Step 6: Final answer
    x = 688,671.15

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Half scale
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Double scale
Find fourth proportional to 931,507.10, 1,397,260.65 and 459,115.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.