Home / 558,532.80-837,734.40-159,235.20

Finding the Fourth Proportional to 558,532.80, 837,734.40 and 159,235.20

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Solution

The fourth proportional to 558,532.80, 837,734.40 and 159,235.20 is: 238,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,532.80 : 837,734.40 = 159,235.20 : x
  2. Step 2: Convert to fraction form
    558,532.80/837,734.40 = 159,235.20/x
  3. Step 3: Cross multiply
    558,532.80x = 837,734.40 × 159,235.20
  4. Step 4: Simplify right side
    558,532.80x = 133,396,804,730.88
  5. Step 5: Solve for x
    x = 133,396,804,730.88/558,532.80
  6. Step 6: Final answer
    x = 238,834.33

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1.5x scale

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.