Home / 584,426.10-876,639.15-210,314.10

Finding the Fourth Proportional to 584,426.10, 876,639.15 and 210,314.10

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Solution

The fourth proportional to 584,426.10, 876,639.15 and 210,314.10 is: 315,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,426.10 : 876,639.15 = 210,314.10 : x
  2. Step 2: Convert to fraction form
    584,426.10/876,639.15 = 210,314.10/x
  3. Step 3: Cross multiply
    584,426.10x = 876,639.15 × 210,314.10
  4. Step 4: Simplify right side
    584,426.10x = 184,369,573,857.02
  5. Step 5: Solve for x
    x = 184,369,573,857.02/584,426.10
  6. Step 6: Final answer
    x = 315,471.15

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Half scale
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Double scale
Find fourth proportional to 584,427.10, 876,640.65 and 210,315.10
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.