Home / 927,884.52-1,392,044.11-288,155.58

Finding the Fourth Proportional to 927,884.52, 1,392,044.11 and 288,155.58

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Solution

The fourth proportional to 927,884.52, 1,392,044.11 and 288,155.58 is: 432,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,884.52 : 1,392,044.11 = 288,155.58 : x
  2. Step 2: Convert to fraction form
    927,884.52/1,392,044.11 = 288,155.58/x
  3. Step 3: Cross multiply
    927,884.52x = 1,392,044.11 × 288,155.58
  4. Step 4: Simplify right side
    927,884.52x = 401,125,281,413.20
  5. Step 5: Solve for x
    x = 401,125,281,413.20/927,884.52
  6. Step 6: Final answer
    x = 432,300.87

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1.5x scale

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.