Home / 572,098.32-857,610-192,753.36

Finding the Fourth Proportional to 572,098.32, 857,610 and 192,753.36

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Solution

The fourth proportional to 572,098.32, 857,610 and 192,753.36 is: 288,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,098.32 : 857,610 = 192,753.36 : x
  2. Step 2: Convert to fraction form
    572,098.32/857,610 = 192,753.36/x
  3. Step 3: Cross multiply
    572,098.32x = 857,610 × 192,753.36
  4. Step 4: Simplify right side
    572,098.32x = 165,307,209,069.60
  5. Step 5: Solve for x
    x = 165,307,209,069.60/572,098.32
  6. Step 6: Final answer
    x = 288,948.95

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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.