Home / 527,929.16-792,420.96-291,383.24

Finding the Fourth Proportional to 527,929.16, 792,420.96 and 291,383.24

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Solution

The fourth proportional to 527,929.16, 792,420.96 and 291,383.24 is: 437,365.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,929.16 : 792,420.96 = 291,383.24 : x
  2. Step 2: Convert to fraction form
    527,929.16/792,420.96 = 291,383.24/x
  3. Step 3: Cross multiply
    527,929.16x = 792,420.96 × 291,383.24
  4. Step 4: Simplify right side
    527,929.16x = 230,898,186,768.71
  5. Step 5: Solve for x
    x = 230,898,186,768.71/527,929.16
  6. Step 6: Final answer
    x = 437,365.85

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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.