Home / 405,001.18-607,600.17-124,518.43

Finding the Fourth Proportional to 405,001.18, 607,600.17 and 124,518.43

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Solution

The fourth proportional to 405,001.18, 607,600.17 and 124,518.43 is: 186,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,001.18 : 607,600.17 = 124,518.43 : x
  2. Step 2: Convert to fraction form
    405,001.18/607,600.17 = 124,518.43/x
  3. Step 3: Cross multiply
    405,001.18x = 607,600.17 × 124,518.43
  4. Step 4: Simplify right side
    405,001.18x = 75,657,419,236.13
  5. Step 5: Solve for x
    x = 75,657,419,236.13/405,001.18
  6. Step 6: Final answer
    x = 186,807.90

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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.