Home / 437,362.61-603,566.43-243,764.91

Finding the Fourth Proportional to 437,362.61, 603,566.43 and 243,764.91

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Solution

The fourth proportional to 437,362.61, 603,566.43 and 243,764.91 is: 336,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,362.61 : 603,566.43 = 243,764.91 : x
  2. Step 2: Convert to fraction form
    437,362.61/603,566.43 = 243,764.91/x
  3. Step 3: Cross multiply
    437,362.61x = 603,566.43 × 243,764.91
  4. Step 4: Simplify right side
    437,362.61x = 147,128,316,487.97
  5. Step 5: Solve for x
    x = 147,128,316,487.97/437,362.61
  6. Step 6: Final answer
    x = 336,398.94

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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.