Home / 542,160.20-812,973.76-222,225.36

Finding the Fourth Proportional to 542,160.20, 812,973.76 and 222,225.36

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Solution

The fourth proportional to 542,160.20, 812,973.76 and 222,225.36 is: 333,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,160.20 : 812,973.76 = 222,225.36 : x
  2. Step 2: Convert to fraction form
    542,160.20/812,973.76 = 222,225.36/x
  3. Step 3: Cross multiply
    542,160.20x = 812,973.76 × 222,225.36
  4. Step 4: Simplify right side
    542,160.20x = 180,663,386,486.55
  5. Step 5: Solve for x
    x = 180,663,386,486.55/542,160.20
  6. Step 6: Final answer
    x = 333,228.79

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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.