Home / 908,824.32-1,253,193.12-618,624

Finding the Fourth Proportional to 908,824.32, 1,253,193.12 and 618,624

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Solution

The fourth proportional to 908,824.32, 1,253,193.12 and 618,624 is: 853,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,824.32 : 1,253,193.12 = 618,624 : x
  2. Step 2: Convert to fraction form
    908,824.32/1,253,193.12 = 618,624/x
  3. Step 3: Cross multiply
    908,824.32x = 1,253,193.12 × 618,624
  4. Step 4: Simplify right side
    908,824.32x = 775,255,340,666.88
  5. Step 5: Solve for x
    x = 775,255,340,666.88/908,824.32
  6. Step 6: Final answer
    x = 853,031.02

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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.