Home / 591,710.40-887,565.60-276,199.20

Finding the Fourth Proportional to 591,710.40, 887,565.60 and 276,199.20

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Solution

The fourth proportional to 591,710.40, 887,565.60 and 276,199.20 is: 414,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,710.40 : 887,565.60 = 276,199.20 : x
  2. Step 2: Convert to fraction form
    591,710.40/887,565.60 = 276,199.20/x
  3. Step 3: Cross multiply
    591,710.40x = 887,565.60 × 276,199.20
  4. Step 4: Simplify right side
    591,710.40x = 245,144,908,667.52
  5. Step 5: Solve for x
    x = 245,144,908,667.52/591,710.40
  6. Step 6: Final answer
    x = 414,298.80

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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.