Home / 627,659.04-944,903.75-571,857.60

Finding the Fourth Proportional to 627,659.04, 944,903.75 and 571,857.60

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Solution

The fourth proportional to 627,659.04, 944,903.75 and 571,857.60 is: 860,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,659.04 : 944,903.75 = 571,857.60 : x
  2. Step 2: Convert to fraction form
    627,659.04/944,903.75 = 571,857.60/x
  3. Step 3: Cross multiply
    627,659.04x = 944,903.75 × 571,857.60
  4. Step 4: Simplify right side
    627,659.04x = 540,350,390,706
  5. Step 5: Solve for x
    x = 540,350,390,706/627,659.04
  6. Step 6: Final answer
    x = 860,897.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.