Home / 527,579.90-791,710.05-291,092.30

Finding the Fourth Proportional to 527,579.90, 791,710.05 and 291,092.30

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Solution

The fourth proportional to 527,579.90, 791,710.05 and 291,092.30 is: 436,826.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,579.90 : 791,710.05 = 291,092.30 : x
  2. Step 2: Convert to fraction form
    527,579.90/791,710.05 = 291,092.30/x
  3. Step 3: Cross multiply
    527,579.90x = 791,710.05 × 291,092.30
  4. Step 4: Simplify right side
    527,579.90x = 230,460,699,387.62
  5. Step 5: Solve for x
    x = 230,460,699,387.62/527,579.90
  6. Step 6: Final answer
    x = 436,826.16

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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.