Home / 925,385.10-1,277,022.69-517,482.26

Finding the Fourth Proportional to 925,385.10, 1,277,022.69 and 517,482.26

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Solution

The fourth proportional to 925,385.10, 1,277,022.69 and 517,482.26 is: 714,120.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,385.10 : 1,277,022.69 = 517,482.26 : x
  2. Step 2: Convert to fraction form
    925,385.10/1,277,022.69 = 517,482.26/x
  3. Step 3: Cross multiply
    925,385.10x = 1,277,022.69 × 517,482.26
  4. Step 4: Simplify right side
    925,385.10x = 660,836,587,692.48
  5. Step 5: Solve for x
    x = 660,836,587,692.48/925,385.10
  6. Step 6: Final answer
    x = 714,120.63

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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.