Home / 648,022.70-972,034.05-174,755.90

Finding the Fourth Proportional to 648,022.70, 972,034.05 and 174,755.90

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Solution

The fourth proportional to 648,022.70, 972,034.05 and 174,755.90 is: 262,133.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,022.70 : 972,034.05 = 174,755.90 : x
  2. Step 2: Convert to fraction form
    648,022.70/972,034.05 = 174,755.90/x
  3. Step 3: Cross multiply
    648,022.70x = 972,034.05 × 174,755.90
  4. Step 4: Simplify right side
    648,022.70x = 169,868,685,238.40
  5. Step 5: Solve for x
    x = 169,868,685,238.40/648,022.70
  6. Step 6: Final answer
    x = 262,133.85

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Similar ratio
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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.