Home / 389,316.24-583,974.36-93,828.24

Finding the Fourth Proportional to 389,316.24, 583,974.36 and 93,828.24

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Solution

The fourth proportional to 389,316.24, 583,974.36 and 93,828.24 is: 140,742.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,316.24 : 583,974.36 = 93,828.24 : x
  2. Step 2: Convert to fraction form
    389,316.24/583,974.36 = 93,828.24/x
  3. Step 3: Cross multiply
    389,316.24x = 583,974.36 × 93,828.24
  4. Step 4: Simplify right side
    389,316.24x = 54,793,286,403.93
  5. Step 5: Solve for x
    x = 54,793,286,403.93/389,316.24
  6. Step 6: Final answer
    x = 140,742.36

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Similar ratio
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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.