Home / 971,467.10-1,457,200.65-306,619.10

Finding the Fourth Proportional to 971,467.10, 1,457,200.65 and 306,619.10

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Solution

The fourth proportional to 971,467.10, 1,457,200.65 and 306,619.10 is: 459,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,467.10 : 1,457,200.65 = 306,619.10 : x
  2. Step 2: Convert to fraction form
    971,467.10/1,457,200.65 = 306,619.10/x
  3. Step 3: Cross multiply
    971,467.10x = 1,457,200.65 × 306,619.10
  4. Step 4: Simplify right side
    971,467.10x = 446,805,551,822.42
  5. Step 5: Solve for x
    x = 446,805,551,822.42/971,467.10
  6. Step 6: Final answer
    x = 459,928.65

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Double scale
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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.