Home / 693,561.60-1,040,342.40-536,097.60

Finding the Fourth Proportional to 693,561.60, 1,040,342.40 and 536,097.60

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Solution

The fourth proportional to 693,561.60, 1,040,342.40 and 536,097.60 is: 804,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,561.60 : 1,040,342.40 = 536,097.60 : x
  2. Step 2: Convert to fraction form
    693,561.60/1,040,342.40 = 536,097.60/x
  3. Step 3: Cross multiply
    693,561.60x = 1,040,342.40 × 536,097.60
  4. Step 4: Simplify right side
    693,561.60x = 557,725,063,818.24
  5. Step 5: Solve for x
    x = 557,725,063,818.24/693,561.60
  6. Step 6: Final answer
    x = 804,146.40

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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.