Home / 288,799.06-433,272.39-111,258.46

Finding the Fourth Proportional to 288,799.06, 433,272.39 and 111,258.46

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Solution

The fourth proportional to 288,799.06, 433,272.39 and 111,258.46 is: 166,916.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,799.06 : 433,272.39 = 111,258.46 : x
  2. Step 2: Convert to fraction form
    288,799.06/433,272.39 = 111,258.46/x
  3. Step 3: Cross multiply
    288,799.06x = 433,272.39 × 111,258.46
  4. Step 4: Simplify right side
    288,799.06x = 48,205,218,871.92
  5. Step 5: Solve for x
    x = 48,205,218,871.92/288,799.06
  6. Step 6: Final answer
    x = 166,916.12

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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.