Home / 406,334.05-560,724.45-225,035.17

Finding the Fourth Proportional to 406,334.05, 560,724.45 and 225,035.17

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Solution

The fourth proportional to 406,334.05, 560,724.45 and 225,035.17 is: 310,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,334.05 : 560,724.45 = 225,035.17 : x
  2. Step 2: Convert to fraction form
    406,334.05/560,724.45 = 225,035.17/x
  3. Step 3: Cross multiply
    406,334.05x = 560,724.45 × 225,035.17
  4. Step 4: Simplify right side
    406,334.05x = 126,182,721,928.91
  5. Step 5: Solve for x
    x = 126,182,721,928.91/406,334.05
  6. Step 6: Final answer
    x = 310,539.38

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1.5x scale

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.