Home / 887,429.70-1,330,366.95-532,584.90

Finding the Fourth Proportional to 887,429.70, 1,330,366.95 and 532,584.90

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Solution

The fourth proportional to 887,429.70, 1,330,366.95 and 532,584.90 is: 798,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,429.70 : 1,330,366.95 = 532,584.90 : x
  2. Step 2: Convert to fraction form
    887,429.70/1,330,366.95 = 532,584.90/x
  3. Step 3: Cross multiply
    887,429.70x = 1,330,366.95 × 532,584.90
  4. Step 4: Simplify right side
    887,429.70x = 708,533,349,029.06
  5. Step 5: Solve for x
    x = 708,533,349,029.06/887,429.70
  6. Step 6: Final answer
    x = 798,410.68

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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.