Home / 664,966.40-997,886.08-244,245.76

Finding the Fourth Proportional to 664,966.40, 997,886.08 and 244,245.76

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Solution

The fourth proportional to 664,966.40, 997,886.08 and 244,245.76 is: 366,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,966.40 : 997,886.08 = 244,245.76 : x
  2. Step 2: Convert to fraction form
    664,966.40/997,886.08 = 244,245.76/x
  3. Step 3: Cross multiply
    664,966.40x = 997,886.08 × 244,245.76
  4. Step 4: Simplify right side
    664,966.40x = 243,729,444,003.02
  5. Step 5: Solve for x
    x = 243,729,444,003.02/664,966.40
  6. Step 6: Final answer
    x = 366,528.96

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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.