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Finding the Fourth Proportional to 249,344.40, 374,016.60 and 222,387.60

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Solution

The fourth proportional to 249,344.40, 374,016.60 and 222,387.60 is: 333,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,344.40 : 374,016.60 = 222,387.60 : x
  2. Step 2: Convert to fraction form
    249,344.40/374,016.60 = 222,387.60/x
  3. Step 3: Cross multiply
    249,344.40x = 374,016.60 × 222,387.60
  4. Step 4: Simplify right side
    249,344.40x = 83,176,654,034.16
  5. Step 5: Solve for x
    x = 83,176,654,034.16/249,344.40
  6. Step 6: Final answer
    x = 333,581.40

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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.