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Finding the Fourth Proportional to 377,036.70, 565,555.05 and 335,046.30

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Solution

The fourth proportional to 377,036.70, 565,555.05 and 335,046.30 is: 502,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,036.70 : 565,555.05 = 335,046.30 : x
  2. Step 2: Convert to fraction form
    377,036.70/565,555.05 = 335,046.30/x
  3. Step 3: Cross multiply
    377,036.70x = 565,555.05 × 335,046.30
  4. Step 4: Simplify right side
    377,036.70x = 189,487,126,948.82
  5. Step 5: Solve for x
    x = 189,487,126,948.82/377,036.70
  6. Step 6: Final answer
    x = 502,569.45

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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.