Home / 831,723.60-1,247,585.40-604,384.95

Finding the Fourth Proportional to 831,723.60, 1,247,585.40 and 604,384.95

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Solution

The fourth proportional to 831,723.60, 1,247,585.40 and 604,384.95 is: 906,577.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,723.60 : 1,247,585.40 = 604,384.95 : x
  2. Step 2: Convert to fraction form
    831,723.60/1,247,585.40 = 604,384.95/x
  3. Step 3: Cross multiply
    831,723.60x = 1,247,585.40 × 604,384.95
  4. Step 4: Simplify right side
    831,723.60x = 754,021,839,599.73
  5. Step 5: Solve for x
    x = 754,021,839,599.73/831,723.60
  6. Step 6: Final answer
    x = 906,577.43

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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.