Home / 364,327.12-542,868.89-324,578.80

Finding the Fourth Proportional to 364,327.12, 542,868.89 and 324,578.80

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Solution

The fourth proportional to 364,327.12, 542,868.89 and 324,578.80 is: 483,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,327.12 : 542,868.89 = 324,578.80 : x
  2. Step 2: Convert to fraction form
    364,327.12/542,868.89 = 324,578.80/x
  3. Step 3: Cross multiply
    364,327.12x = 542,868.89 × 324,578.80
  4. Step 4: Simplify right side
    364,327.12x = 176,203,732,873.53
  5. Step 5: Solve for x
    x = 176,203,732,873.53/364,327.12
  6. Step 6: Final answer
    x = 483,641.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.