Home / 869,780.08-1,303,410.96-599,630.92

Finding the Fourth Proportional to 869,780.08, 1,303,410.96 and 599,630.92

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Solution

The fourth proportional to 869,780.08, 1,303,410.96 and 599,630.92 is: 898,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,780.08 : 1,303,410.96 = 599,630.92 : x
  2. Step 2: Convert to fraction form
    869,780.08/1,303,410.96 = 599,630.92/x
  3. Step 3: Cross multiply
    869,780.08x = 1,303,410.96 × 599,630.92
  4. Step 4: Simplify right side
    869,780.08x = 781,565,513,082.88
  5. Step 5: Solve for x
    x = 781,565,513,082.88/869,780.08
  6. Step 6: Final answer
    x = 898,578.31

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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.