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Finding the Fourth Proportional to 506,944.59, 699,617.40 and 292,098.57

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Solution

The fourth proportional to 506,944.59, 699,617.40 and 292,098.57 is: 403,115.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,944.59 : 699,617.40 = 292,098.57 : x
  2. Step 2: Convert to fraction form
    506,944.59/699,617.40 = 292,098.57/x
  3. Step 3: Cross multiply
    506,944.59x = 699,617.40 × 292,098.57
  4. Step 4: Simplify right side
    506,944.59x = 204,357,242,087.12
  5. Step 5: Solve for x
    x = 204,357,242,087.12/506,944.59
  6. Step 6: Final answer
    x = 403,115.54

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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.