Home / 574,248.68-861,307.40-153,557.36

Finding the Fourth Proportional to 574,248.68, 861,307.40 and 153,557.36

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Solution

The fourth proportional to 574,248.68, 861,307.40 and 153,557.36 is: 230,318.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,248.68 : 861,307.40 = 153,557.36 : x
  2. Step 2: Convert to fraction form
    574,248.68/861,307.40 = 153,557.36/x
  3. Step 3: Cross multiply
    574,248.68x = 861,307.40 × 153,557.36
  4. Step 4: Simplify right side
    574,248.68x = 132,260,090,492.46
  5. Step 5: Solve for x
    x = 132,260,090,492.46/574,248.68
  6. Step 6: Final answer
    x = 230,318.49

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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.