Home / 506,120.19-759,160.85-127,040.19

Finding the Fourth Proportional to 506,120.19, 759,160.85 and 127,040.19

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Solution

The fourth proportional to 506,120.19, 759,160.85 and 127,040.19 is: 190,555.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,120.19 : 759,160.85 = 127,040.19 : x
  2. Step 2: Convert to fraction form
    506,120.19/759,160.85 = 127,040.19/x
  3. Step 3: Cross multiply
    506,120.19x = 759,160.85 × 127,040.19
  4. Step 4: Simplify right side
    506,120.19x = 96,443,937,989.36
  5. Step 5: Solve for x
    x = 96,443,937,989.36/506,120.19
  6. Step 6: Final answer
    x = 190,555.41

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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.