Home / 799,656.92-1,103,420.04-513,564.56

Finding the Fourth Proportional to 799,656.92, 1,103,420.04 and 513,564.56

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Solution

The fourth proportional to 799,656.92, 1,103,420.04 and 513,564.56 is: 708,650.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,656.92 : 1,103,420.04 = 513,564.56 : x
  2. Step 2: Convert to fraction form
    799,656.92/1,103,420.04 = 513,564.56/x
  3. Step 3: Cross multiply
    799,656.92x = 1,103,420.04 × 513,564.56
  4. Step 4: Simplify right side
    799,656.92x = 566,677,427,337.78
  5. Step 5: Solve for x
    x = 566,677,427,337.78/799,656.92
  6. Step 6: Final answer
    x = 708,650.69

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1.5x scale

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.