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Finding the Fourth Proportional to 229,417.60, 344,126.40 and 149,701.45

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Solution

The fourth proportional to 229,417.60, 344,126.40 and 149,701.45 is: 224,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,417.60 : 344,126.40 = 149,701.45 : x
  2. Step 2: Convert to fraction form
    229,417.60/344,126.40 = 149,701.45/x
  3. Step 3: Cross multiply
    229,417.60x = 344,126.40 × 149,701.45
  4. Step 4: Simplify right side
    229,417.60x = 51,516,221,063.28
  5. Step 5: Solve for x
    x = 51,516,221,063.28/229,417.60
  6. Step 6: Final answer
    x = 224,552.18

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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.