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Finding the Fourth Proportional to 932,714.70, 1,399,072.05 and 333,695.40

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Solution

The fourth proportional to 932,714.70, 1,399,072.05 and 333,695.40 is: 500,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,714.70 : 1,399,072.05 = 333,695.40 : x
  2. Step 2: Convert to fraction form
    932,714.70/1,399,072.05 = 333,695.40/x
  3. Step 3: Cross multiply
    932,714.70x = 1,399,072.05 × 333,695.40
  4. Step 4: Simplify right side
    932,714.70x = 466,863,907,353.57
  5. Step 5: Solve for x
    x = 466,863,907,353.57/932,714.70
  6. Step 6: Final answer
    x = 500,543.10

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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.