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Finding the Fourth Proportional to 833,959.76, 1,150,870.16 and 451,992.92

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Solution

The fourth proportional to 833,959.76, 1,150,870.16 and 451,992.92 is: 623,753.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,959.76 : 1,150,870.16 = 451,992.92 : x
  2. Step 2: Convert to fraction form
    833,959.76/1,150,870.16 = 451,992.92/x
  3. Step 3: Cross multiply
    833,959.76x = 1,150,870.16 × 451,992.92
  4. Step 4: Simplify right side
    833,959.76x = 520,185,164,159.27
  5. Step 5: Solve for x
    x = 520,185,164,159.27/833,959.76
  6. Step 6: Final answer
    x = 623,753.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.