Home / 659,016.12-988,420.50-185,751.48

Finding the Fourth Proportional to 659,016.12, 988,420.50 and 185,751.48

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Solution

The fourth proportional to 659,016.12, 988,420.50 and 185,751.48 is: 278,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,016.12 : 988,420.50 = 185,751.48 : x
  2. Step 2: Convert to fraction form
    659,016.12/988,420.50 = 185,751.48/x
  3. Step 3: Cross multiply
    659,016.12x = 988,420.50 × 185,751.48
  4. Step 4: Simplify right side
    659,016.12x = 183,600,570,737.34
  5. Step 5: Solve for x
    x = 183,600,570,737.34/659,016.12
  6. Step 6: Final answer
    x = 278,598.00

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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.