Home / 891,921.59-1,230,852.57-484,023.42

Finding the Fourth Proportional to 891,921.59, 1,230,852.57 and 484,023.42

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Solution

The fourth proportional to 891,921.59, 1,230,852.57 and 484,023.42 is: 667,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,921.59 : 1,230,852.57 = 484,023.42 : x
  2. Step 2: Convert to fraction form
    891,921.59/1,230,852.57 = 484,023.42/x
  3. Step 3: Cross multiply
    891,921.59x = 1,230,852.57 × 484,023.42
  4. Step 4: Simplify right side
    891,921.59x = 595,761,470,447.19
  5. Step 5: Solve for x
    x = 595,761,470,447.19/891,921.59
  6. Step 6: Final answer
    x = 667,952.74

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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.