Home / 935,381.52-1,403,280-436,473.36

Finding the Fourth Proportional to 935,381.52, 1,403,280 and 436,473.36

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Solution

The fourth proportional to 935,381.52, 1,403,280 and 436,473.36 is: 654,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,381.52 : 1,403,280 = 436,473.36 : x
  2. Step 2: Convert to fraction form
    935,381.52/1,403,280 = 436,473.36/x
  3. Step 3: Cross multiply
    935,381.52x = 1,403,280 × 436,473.36
  4. Step 4: Simplify right side
    935,381.52x = 612,494,336,620.80
  5. Step 5: Solve for x
    x = 612,494,336,620.80/935,381.52
  6. Step 6: Final answer
    x = 654,806.97

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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.