Home / 443,917.75-612,606.50-242,713.75

Finding the Fourth Proportional to 443,917.75, 612,606.50 and 242,713.75

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Solution

The fourth proportional to 443,917.75, 612,606.50 and 242,713.75 is: 334,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,917.75 : 612,606.50 = 242,713.75 : x
  2. Step 2: Convert to fraction form
    443,917.75/612,606.50 = 242,713.75/x
  3. Step 3: Cross multiply
    443,917.75x = 612,606.50 × 242,713.75
  4. Step 4: Simplify right side
    443,917.75x = 148,688,020,889.38
  5. Step 5: Solve for x
    x = 148,688,020,889.38/443,917.75
  6. Step 6: Final answer
    x = 334,944.98

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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.