Home / 718,534.40-1,077,801.60-529,577.60

Finding the Fourth Proportional to 718,534.40, 1,077,801.60 and 529,577.60

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Solution

The fourth proportional to 718,534.40, 1,077,801.60 and 529,577.60 is: 794,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,534.40 : 1,077,801.60 = 529,577.60 : x
  2. Step 2: Convert to fraction form
    718,534.40/1,077,801.60 = 529,577.60/x
  3. Step 3: Cross multiply
    718,534.40x = 1,077,801.60 × 529,577.60
  4. Step 4: Simplify right side
    718,534.40x = 570,779,584,604.16
  5. Step 5: Solve for x
    x = 570,779,584,604.16/718,534.40
  6. Step 6: Final answer
    x = 794,366.40

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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.