Home / 653,224.03-979,454.67-253,397.59

Finding the Fourth Proportional to 653,224.03, 979,454.67 and 253,397.59

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Solution

The fourth proportional to 653,224.03, 979,454.67 and 253,397.59 is: 379,948.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,224.03 : 979,454.67 = 253,397.59 : x
  2. Step 2: Convert to fraction form
    653,224.03/979,454.67 = 253,397.59/x
  3. Step 3: Cross multiply
    653,224.03x = 979,454.67 × 253,397.59
  4. Step 4: Simplify right side
    653,224.03x = 248,191,452,892.25
  5. Step 5: Solve for x
    x = 248,191,452,892.25/653,224.03
  6. Step 6: Final answer
    x = 379,948.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.