Home / 434,061.99-651,278.88-223,847.55

Finding the Fourth Proportional to 434,061.99, 651,278.88 and 223,847.55

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Solution

The fourth proportional to 434,061.99, 651,278.88 and 223,847.55 is: 335,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,061.99 : 651,278.88 = 223,847.55 : x
  2. Step 2: Convert to fraction form
    434,061.99/651,278.88 = 223,847.55/x
  3. Step 3: Cross multiply
    434,061.99x = 651,278.88 × 223,847.55
  4. Step 4: Simplify right side
    434,061.99x = 145,787,181,654.74
  5. Step 5: Solve for x
    x = 145,787,181,654.74/434,061.99
  6. Step 6: Final answer
    x = 335,867.19

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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.