Home / 658,663.39-908,943.69-372,177.34

Finding the Fourth Proportional to 658,663.39, 908,943.69 and 372,177.34

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Solution

The fourth proportional to 658,663.39, 908,943.69 and 372,177.34 is: 513,598.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,663.39 : 908,943.69 = 372,177.34 : x
  2. Step 2: Convert to fraction form
    658,663.39/908,943.69 = 372,177.34/x
  3. Step 3: Cross multiply
    658,663.39x = 908,943.69 × 372,177.34
  4. Step 4: Simplify right side
    658,663.39x = 338,288,244,753.99
  5. Step 5: Solve for x
    x = 338,288,244,753.99/658,663.39
  6. Step 6: Final answer
    x = 513,598.07

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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.