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Finding the Fourth Proportional to 653,702.38, 902,011.08 and 367,167.58

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Solution

The fourth proportional to 653,702.38, 902,011.08 and 367,167.58 is: 506,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,702.38 : 902,011.08 = 367,167.58 : x
  2. Step 2: Convert to fraction form
    653,702.38/902,011.08 = 367,167.58/x
  3. Step 3: Cross multiply
    653,702.38x = 902,011.08 × 367,167.58
  4. Step 4: Simplify right side
    653,702.38x = 331,189,225,376.79
  5. Step 5: Solve for x
    x = 331,189,225,376.79/653,702.38
  6. Step 6: Final answer
    x = 506,636.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.