Home / 903,433.56-1,247,017.49-581,143.66

Finding the Fourth Proportional to 903,433.56, 1,247,017.49 and 581,143.66

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Solution

The fourth proportional to 903,433.56, 1,247,017.49 and 581,143.66 is: 802,157.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,433.56 : 1,247,017.49 = 581,143.66 : x
  2. Step 2: Convert to fraction form
    903,433.56/1,247,017.49 = 581,143.66/x
  3. Step 3: Cross multiply
    903,433.56x = 1,247,017.49 × 581,143.66
  4. Step 4: Simplify right side
    903,433.56x = 724,696,306,716.80
  5. Step 5: Solve for x
    x = 724,696,306,716.80/903,433.56
  6. Step 6: Final answer
    x = 802,157.83

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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.