Home / 437,488.98-603,753.38-243,896.65

Finding the Fourth Proportional to 437,488.98, 603,753.38 and 243,896.65

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Solution

The fourth proportional to 437,488.98, 603,753.38 and 243,896.65 is: 336,587.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,488.98 : 603,753.38 = 243,896.65 : x
  2. Step 2: Convert to fraction form
    437,488.98/603,753.38 = 243,896.65/x
  3. Step 3: Cross multiply
    437,488.98x = 603,753.38 × 243,896.65
  4. Step 4: Simplify right side
    437,488.98x = 147,253,426,808.18
  5. Step 5: Solve for x
    x = 147,253,426,808.18/437,488.98
  6. Step 6: Final answer
    x = 336,587.74

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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.