Home / 436,325.28-602,116.92-245,333.76

Finding the Fourth Proportional to 436,325.28, 602,116.92 and 245,333.76

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Solution

The fourth proportional to 436,325.28, 602,116.92 and 245,333.76 is: 338,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,325.28 : 602,116.92 = 245,333.76 : x
  2. Step 2: Convert to fraction form
    436,325.28/602,116.92 = 245,333.76/x
  3. Step 3: Cross multiply
    436,325.28x = 602,116.92 × 245,333.76
  4. Step 4: Simplify right side
    436,325.28x = 147,719,607,943.22
  5. Step 5: Solve for x
    x = 147,719,607,943.22/436,325.28
  6. Step 6: Final answer
    x = 338,553.86

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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.