Home / 708,475.20-1,063,040.85-371,895.90

Finding the Fourth Proportional to 708,475.20, 1,063,040.85 and 371,895.90

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Solution

The fourth proportional to 708,475.20, 1,063,040.85 and 371,895.90 is: 558,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,475.20 : 1,063,040.85 = 371,895.90 : x
  2. Step 2: Convert to fraction form
    708,475.20/1,063,040.85 = 371,895.90/x
  3. Step 3: Cross multiply
    708,475.20x = 1,063,040.85 × 371,895.90
  4. Step 4: Simplify right side
    708,475.20x = 395,340,533,647.52
  5. Step 5: Solve for x
    x = 395,340,533,647.52/708,475.20
  6. Step 6: Final answer
    x = 558,016.05

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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.