Home / 344,665.22-516,998.02-157,545.50

Finding the Fourth Proportional to 344,665.22, 516,998.02 and 157,545.50

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Solution

The fourth proportional to 344,665.22, 516,998.02 and 157,545.50 is: 236,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,665.22 : 516,998.02 = 157,545.50 : x
  2. Step 2: Convert to fraction form
    344,665.22/516,998.02 = 157,545.50/x
  3. Step 3: Cross multiply
    344,665.22x = 516,998.02 × 157,545.50
  4. Step 4: Simplify right side
    344,665.22x = 81,450,711,559.91
  5. Step 5: Solve for x
    x = 81,450,711,559.91/344,665.22
  6. Step 6: Final answer
    x = 236,318.34

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1.5x scale

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.