Home / 838,003.46-1,156,440.38-456,032.97

Finding the Fourth Proportional to 838,003.46, 1,156,440.38 and 456,032.97

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Solution

The fourth proportional to 838,003.46, 1,156,440.38 and 456,032.97 is: 629,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,003.46 : 1,156,440.38 = 456,032.97 : x
  2. Step 2: Convert to fraction form
    838,003.46/1,156,440.38 = 456,032.97/x
  3. Step 3: Cross multiply
    838,003.46x = 1,156,440.38 × 456,032.97
  4. Step 4: Simplify right side
    838,003.46x = 527,374,942,259.41
  5. Step 5: Solve for x
    x = 527,374,942,259.41/838,003.46
  6. Step 6: Final answer
    x = 629,323.11

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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.