Home / 249,986.20-374,201.70-180,002.20

Finding the Fourth Proportional to 249,986.20, 374,201.70 and 180,002.20

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Solution

The fourth proportional to 249,986.20, 374,201.70 and 180,002.20 is: 269,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,986.20 : 374,201.70 = 180,002.20 : x
  2. Step 2: Convert to fraction form
    249,986.20/374,201.70 = 180,002.20/x
  3. Step 3: Cross multiply
    249,986.20x = 374,201.70 × 180,002.20
  4. Step 4: Simplify right side
    249,986.20x = 67,357,129,243.74
  5. Step 5: Solve for x
    x = 67,357,129,243.74/249,986.20
  6. Step 6: Final answer
    x = 269,443.39

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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.