Home / 591,277.60-886,743.60-212,154.40

Finding the Fourth Proportional to 591,277.60, 886,743.60 and 212,154.40

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Solution

The fourth proportional to 591,277.60, 886,743.60 and 212,154.40 is: 318,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,277.60 : 886,743.60 = 212,154.40 : x
  2. Step 2: Convert to fraction form
    591,277.60/886,743.60 = 212,154.40/x
  3. Step 3: Cross multiply
    591,277.60x = 886,743.60 × 212,154.40
  4. Step 4: Simplify right side
    591,277.60x = 188,126,556,411.84
  5. Step 5: Solve for x
    x = 188,126,556,411.84/591,277.60
  6. Step 6: Final answer
    x = 318,169.60

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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.