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Finding the Fourth Proportional to 586,200.60, 879,300.90 and 460,229.40

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Solution

The fourth proportional to 586,200.60, 879,300.90 and 460,229.40 is: 690,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,200.60 : 879,300.90 = 460,229.40 : x
  2. Step 2: Convert to fraction form
    586,200.60/879,300.90 = 460,229.40/x
  3. Step 3: Cross multiply
    586,200.60x = 879,300.90 × 460,229.40
  4. Step 4: Simplify right side
    586,200.60x = 404,680,125,626.46
  5. Step 5: Solve for x
    x = 404,680,125,626.46/586,200.60
  6. Step 6: Final answer
    x = 690,344.10

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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.