Home / 627,664.04-944,911.30-571,862.60

Finding the Fourth Proportional to 627,664.04, 944,911.30 and 571,862.60

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Solution

The fourth proportional to 627,664.04, 944,911.30 and 571,862.60 is: 860,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,664.04 : 944,911.30 = 571,862.60 : x
  2. Step 2: Convert to fraction form
    627,664.04/944,911.30 = 571,862.60/x
  3. Step 3: Cross multiply
    627,664.04x = 944,911.30 × 571,862.60
  4. Step 4: Simplify right side
    627,664.04x = 540,359,432,787.38
  5. Step 5: Solve for x
    x = 540,359,432,787.38/627,664.04
  6. Step 6: Final answer
    x = 860,905.51

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1.5x scale

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.