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Finding the Fourth Proportional to 372,893.04, 514,593.27 and 203,123.52

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Solution

The fourth proportional to 372,893.04, 514,593.27 and 203,123.52 is: 280,310.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,893.04 : 514,593.27 = 203,123.52 : x
  2. Step 2: Convert to fraction form
    372,893.04/514,593.27 = 203,123.52/x
  3. Step 3: Cross multiply
    372,893.04x = 514,593.27 × 203,123.52
  4. Step 4: Simplify right side
    372,893.04x = 104,525,996,370.71
  5. Step 5: Solve for x
    x = 104,525,996,370.71/372,893.04
  6. Step 6: Final answer
    x = 280,310.93

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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.