Home / 572,720.60-858,862.20-173,228.60

Finding the Fourth Proportional to 572,720.60, 858,862.20 and 173,228.60

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Solution

The fourth proportional to 572,720.60, 858,862.20 and 173,228.60 is: 259,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,720.60 : 858,862.20 = 173,228.60 : x
  2. Step 2: Convert to fraction form
    572,720.60/858,862.20 = 173,228.60/x
  3. Step 3: Cross multiply
    572,720.60x = 858,862.20 × 173,228.60
  4. Step 4: Simplify right side
    572,720.60x = 148,779,496,498.92
  5. Step 5: Solve for x
    x = 148,779,496,498.92/572,720.60
  6. Step 6: Final answer
    x = 259,776.75

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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.