Home / 755,776.76-1,043,019.06-416,244.92

Finding the Fourth Proportional to 755,776.76, 1,043,019.06 and 416,244.92

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Solution

The fourth proportional to 755,776.76, 1,043,019.06 and 416,244.92 is: 574,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,776.76 : 1,043,019.06 = 416,244.92 : x
  2. Step 2: Convert to fraction form
    755,776.76/1,043,019.06 = 416,244.92/x
  3. Step 3: Cross multiply
    755,776.76x = 1,043,019.06 × 416,244.92
  4. Step 4: Simplify right side
    755,776.76x = 434,151,385,188.18
  5. Step 5: Solve for x
    x = 434,151,385,188.18/755,776.76
  6. Step 6: Final answer
    x = 574,443.95

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Double scale
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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.