Home / 851,773.02-1,278,227.67-441,820.14

Finding the Fourth Proportional to 851,773.02, 1,278,227.67 and 441,820.14

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Solution

The fourth proportional to 851,773.02, 1,278,227.67 and 441,820.14 is: 663,024.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,773.02 : 1,278,227.67 = 441,820.14 : x
  2. Step 2: Convert to fraction form
    851,773.02/1,278,227.67 = 441,820.14/x
  3. Step 3: Cross multiply
    851,773.02x = 1,278,227.67 × 441,820.14
  4. Step 4: Simplify right side
    851,773.02x = 564,746,728,111.27
  5. Step 5: Solve for x
    x = 564,746,728,111.27/851,773.02
  6. Step 6: Final answer
    x = 663,024.91

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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.