Home / 443,749.56-612,374.70-242,545.56

Finding the Fourth Proportional to 443,749.56, 612,374.70 and 242,545.56

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Solution

The fourth proportional to 443,749.56, 612,374.70 and 242,545.56 is: 334,713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,749.56 : 612,374.70 = 242,545.56 : x
  2. Step 2: Convert to fraction form
    443,749.56/612,374.70 = 242,545.56/x
  3. Step 3: Cross multiply
    443,749.56x = 612,374.70 × 242,545.56
  4. Step 4: Simplify right side
    443,749.56x = 148,528,764,541.33
  5. Step 5: Solve for x
    x = 148,528,764,541.33/443,749.56
  6. Step 6: Final answer
    x = 334,713.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.