Home / 473,747.20-653,779.20-282,723.52

Finding the Fourth Proportional to 473,747.20, 653,779.20 and 282,723.52

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Solution

The fourth proportional to 473,747.20, 653,779.20 and 282,723.52 is: 390,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,747.20 : 653,779.20 = 282,723.52 : x
  2. Step 2: Convert to fraction form
    473,747.20/653,779.20 = 282,723.52/x
  3. Step 3: Cross multiply
    473,747.20x = 653,779.20 × 282,723.52
  4. Step 4: Simplify right side
    473,747.20x = 184,838,756,726.78
  5. Step 5: Solve for x
    x = 184,838,756,726.78/473,747.20
  6. Step 6: Final answer
    x = 390,163.27

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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.