Home / 910,874.80-1,366,312.20-532,961.20

Finding the Fourth Proportional to 910,874.80, 1,366,312.20 and 532,961.20

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Solution

The fourth proportional to 910,874.80, 1,366,312.20 and 532,961.20 is: 799,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,874.80 : 1,366,312.20 = 532,961.20 : x
  2. Step 2: Convert to fraction form
    910,874.80/1,366,312.20 = 532,961.20/x
  3. Step 3: Cross multiply
    910,874.80x = 1,366,312.20 × 532,961.20
  4. Step 4: Simplify right side
    910,874.80x = 728,191,389,686.64
  5. Step 5: Solve for x
    x = 728,191,389,686.64/910,874.80
  6. Step 6: Final answer
    x = 799,441.80

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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.