Home / 886,627.20-1,328,068.80-587,251.20

Finding the Fourth Proportional to 886,627.20, 1,328,068.80 and 587,251.20

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Solution

The fourth proportional to 886,627.20, 1,328,068.80 and 587,251.20 is: 879,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,627.20 : 1,328,068.80 = 587,251.20 : x
  2. Step 2: Convert to fraction form
    886,627.20/1,328,068.80 = 587,251.20/x
  3. Step 3: Cross multiply
    886,627.20x = 1,328,068.80 × 587,251.20
  4. Step 4: Simplify right side
    886,627.20x = 779,909,996,482.56
  5. Step 5: Solve for x
    x = 779,909,996,482.56/886,627.20
  6. Step 6: Final answer
    x = 879,636.89

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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.