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Finding the Fourth Proportional to 174,389.20, 240,641.40 and 101,798.39

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Solution

The fourth proportional to 174,389.20, 240,641.40 and 101,798.39 is: 140,472.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,389.20 : 240,641.40 = 101,798.39 : x
  2. Step 2: Convert to fraction form
    174,389.20/240,641.40 = 101,798.39/x
  3. Step 3: Cross multiply
    174,389.20x = 240,641.40 × 101,798.39
  4. Step 4: Simplify right side
    174,389.20x = 24,496,907,087.35
  5. Step 5: Solve for x
    x = 24,496,907,087.35/174,389.20
  6. Step 6: Final answer
    x = 140,472.62

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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.