Home / 834,368.41-1,248,124.92-666,217.15

Finding the Fourth Proportional to 834,368.41, 1,248,124.92 and 666,217.15

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Solution

The fourth proportional to 834,368.41, 1,248,124.92 and 666,217.15 is: 996,588.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,368.41 : 1,248,124.92 = 666,217.15 : x
  2. Step 2: Convert to fraction form
    834,368.41/1,248,124.92 = 666,217.15/x
  3. Step 3: Cross multiply
    834,368.41x = 1,248,124.92 × 666,217.15
  4. Step 4: Simplify right side
    834,368.41x = 831,522,227,046.38
  5. Step 5: Solve for x
    x = 831,522,227,046.38/834,368.41
  6. Step 6: Final answer
    x = 996,588.82

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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.