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Finding the Fourth Proportional to 174,673.20, 261,718.20 and 149,595.60

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Solution

The fourth proportional to 174,673.20, 261,718.20 and 149,595.60 is: 224,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,673.20 : 261,718.20 = 149,595.60 : x
  2. Step 2: Convert to fraction form
    174,673.20/261,718.20 = 149,595.60/x
  3. Step 3: Cross multiply
    174,673.20x = 261,718.20 × 149,595.60
  4. Step 4: Simplify right side
    174,673.20x = 39,151,891,159.92
  5. Step 5: Solve for x
    x = 39,151,891,159.92/174,673.20
  6. Step 6: Final answer
    x = 224,143.66

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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.