Home / 854,937.96-1,179,835.14-472,972.20

Finding the Fourth Proportional to 854,937.96, 1,179,835.14 and 472,972.20

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Solution

The fourth proportional to 854,937.96, 1,179,835.14 and 472,972.20 is: 652,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,937.96 : 1,179,835.14 = 472,972.20 : x
  2. Step 2: Convert to fraction form
    854,937.96/1,179,835.14 = 472,972.20/x
  3. Step 3: Cross multiply
    854,937.96x = 1,179,835.14 × 472,972.20
  4. Step 4: Simplify right side
    854,937.96x = 558,029,221,803.11
  5. Step 5: Solve for x
    x = 558,029,221,803.11/854,937.96
  6. Step 6: Final answer
    x = 652,713.12

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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.