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Finding the Fourth Proportional to 433,812.56, 598,657.16 and 249,983.59

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Solution

The fourth proportional to 433,812.56, 598,657.16 and 249,983.59 is: 344,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,812.56 : 598,657.16 = 249,983.59 : x
  2. Step 2: Convert to fraction form
    433,812.56/598,657.16 = 249,983.59/x
  3. Step 3: Cross multiply
    433,812.56x = 598,657.16 × 249,983.59
  4. Step 4: Simplify right side
    433,812.56x = 149,654,466,036.00
  5. Step 5: Solve for x
    x = 149,654,466,036.00/433,812.56
  6. Step 6: Final answer
    x = 344,974.95

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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.