Home / 534,923.20-801,218.40-475,825.60

Finding the Fourth Proportional to 534,923.20, 801,218.40 and 475,825.60

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Solution

The fourth proportional to 534,923.20, 801,218.40 and 475,825.60 is: 712,700.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,923.20 : 801,218.40 = 475,825.60 : x
  2. Step 2: Convert to fraction form
    534,923.20/801,218.40 = 475,825.60/x
  3. Step 3: Cross multiply
    534,923.20x = 801,218.40 × 475,825.60
  4. Step 4: Simplify right side
    534,923.20x = 381,240,225,911.04
  5. Step 5: Solve for x
    x = 381,240,225,911.04/534,923.20
  6. Step 6: Final answer
    x = 712,700.86

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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.