Home / 593,153.28-818,246.40-402,101.76

Finding the Fourth Proportional to 593,153.28, 818,246.40 and 402,101.76

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Solution

The fourth proportional to 593,153.28, 818,246.40 and 402,101.76 is: 554,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,153.28 : 818,246.40 = 402,101.76 : x
  2. Step 2: Convert to fraction form
    593,153.28/818,246.40 = 402,101.76/x
  3. Step 3: Cross multiply
    593,153.28x = 818,246.40 × 402,101.76
  4. Step 4: Simplify right side
    593,153.28x = 329,018,317,553.66
  5. Step 5: Solve for x
    x = 329,018,317,553.66/593,153.28
  6. Step 6: Final answer
    x = 554,693.58

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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.