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Finding the Fourth Proportional to 466,302.80, 699,454.20 and 316,614.80

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Solution

The fourth proportional to 466,302.80, 699,454.20 and 316,614.80 is: 474,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,302.80 : 699,454.20 = 316,614.80 : x
  2. Step 2: Convert to fraction form
    466,302.80/699,454.20 = 316,614.80/x
  3. Step 3: Cross multiply
    466,302.80x = 699,454.20 × 316,614.80
  4. Step 4: Simplify right side
    466,302.80x = 221,457,551,642.16
  5. Step 5: Solve for x
    x = 221,457,551,642.16/466,302.80
  6. Step 6: Final answer
    x = 474,922.20

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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.