Home / 911,052.40-1,367,809.80-532,361.20

Finding the Fourth Proportional to 911,052.40, 1,367,809.80 and 532,361.20

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Solution

The fourth proportional to 911,052.40, 1,367,809.80 and 532,361.20 is: 799,261.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,052.40 : 1,367,809.80 = 532,361.20 : x
  2. Step 2: Convert to fraction form
    911,052.40/1,367,809.80 = 532,361.20/x
  3. Step 3: Cross multiply
    911,052.40x = 1,367,809.80 × 532,361.20
  4. Step 4: Simplify right side
    911,052.40x = 728,168,866,499.76
  5. Step 5: Solve for x
    x = 728,168,866,499.76/911,052.40
  6. Step 6: Final answer
    x = 799,261.24

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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.