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Finding the Fourth Proportional to 240,011.80, 360,017.70 and 149,810.20

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Solution

The fourth proportional to 240,011.80, 360,017.70 and 149,810.20 is: 224,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,011.80 : 360,017.70 = 149,810.20 : x
  2. Step 2: Convert to fraction form
    240,011.80/360,017.70 = 149,810.20/x
  3. Step 3: Cross multiply
    240,011.80x = 360,017.70 × 149,810.20
  4. Step 4: Simplify right side
    240,011.80x = 53,934,323,640.54
  5. Step 5: Solve for x
    x = 53,934,323,640.54/240,011.80
  6. Step 6: Final answer
    x = 224,715.30

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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.