Home / 863,417.60-1,295,126.40-527,494.40

Finding the Fourth Proportional to 863,417.60, 1,295,126.40 and 527,494.40

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Solution

The fourth proportional to 863,417.60, 1,295,126.40 and 527,494.40 is: 791,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,417.60 : 1,295,126.40 = 527,494.40 : x
  2. Step 2: Convert to fraction form
    863,417.60/1,295,126.40 = 527,494.40/x
  3. Step 3: Cross multiply
    863,417.60x = 1,295,126.40 × 527,494.40
  4. Step 4: Simplify right side
    863,417.60x = 683,171,923,292.16
  5. Step 5: Solve for x
    x = 683,171,923,292.16/863,417.60
  6. Step 6: Final answer
    x = 791,241.60

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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.