Home / 388,932.44-583,349.45-152,441.19

Finding the Fourth Proportional to 388,932.44, 583,349.45 and 152,441.19

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Solution

The fourth proportional to 388,932.44, 583,349.45 and 152,441.19 is: 228,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,932.44 : 583,349.45 = 152,441.19 : x
  2. Step 2: Convert to fraction form
    388,932.44/583,349.45 = 152,441.19/x
  3. Step 3: Cross multiply
    388,932.44x = 583,349.45 × 152,441.19
  4. Step 4: Simplify right side
    388,932.44x = 88,926,483,581.64
  5. Step 5: Solve for x
    x = 88,926,483,581.64/388,932.44
  6. Step 6: Final answer
    x = 228,642.50

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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.