Home / 406,127.84-560,435.11-222,331.18

Finding the Fourth Proportional to 406,127.84, 560,435.11 and 222,331.18

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Solution

The fourth proportional to 406,127.84, 560,435.11 and 222,331.18 is: 306,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,127.84 : 560,435.11 = 222,331.18 : x
  2. Step 2: Convert to fraction form
    406,127.84/560,435.11 = 222,331.18/x
  3. Step 3: Cross multiply
    406,127.84x = 560,435.11 × 222,331.18
  4. Step 4: Simplify right side
    406,127.84x = 124,602,196,517.55
  5. Step 5: Solve for x
    x = 124,602,196,517.55/406,127.84
  6. Step 6: Final answer
    x = 306,805.36

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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.