Home / 911,096.40-1,367,875.80-532,405.20

Finding the Fourth Proportional to 911,096.40, 1,367,875.80 and 532,405.20

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Solution

The fourth proportional to 911,096.40, 1,367,875.80 and 532,405.20 is: 799,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,096.40 : 1,367,875.80 = 532,405.20 : x
  2. Step 2: Convert to fraction form
    911,096.40/1,367,875.80 = 532,405.20/x
  3. Step 3: Cross multiply
    911,096.40x = 1,367,875.80 × 532,405.20
  4. Step 4: Simplify right side
    911,096.40x = 728,264,188,874.16
  5. Step 5: Solve for x
    x = 728,264,188,874.16/911,096.40
  6. Step 6: Final answer
    x = 799,327.26

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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.