Home / 432,844.60-649,266.72-117,301.50

Finding the Fourth Proportional to 432,844.60, 649,266.72 and 117,301.50

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Solution

The fourth proportional to 432,844.60, 649,266.72 and 117,301.50 is: 175,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,844.60 : 649,266.72 = 117,301.50 : x
  2. Step 2: Convert to fraction form
    432,844.60/649,266.72 = 117,301.50/x
  3. Step 3: Cross multiply
    432,844.60x = 649,266.72 × 117,301.50
  4. Step 4: Simplify right side
    432,844.60x = 76,159,960,156.08
  5. Step 5: Solve for x
    x = 76,159,960,156.08/432,844.60
  6. Step 6: Final answer
    x = 175,952.20

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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.