Home / 607,945.20-912,246.12-253,204.08

Finding the Fourth Proportional to 607,945.20, 912,246.12 and 253,204.08

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Solution

The fourth proportional to 607,945.20, 912,246.12 and 253,204.08 is: 379,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,945.20 : 912,246.12 = 253,204.08 : x
  2. Step 2: Convert to fraction form
    607,945.20/912,246.12 = 253,204.08/x
  3. Step 3: Cross multiply
    607,945.20x = 912,246.12 × 253,204.08
  4. Step 4: Simplify right side
    607,945.20x = 230,984,439,548.17
  5. Step 5: Solve for x
    x = 230,984,439,548.17/607,945.20
  6. Step 6: Final answer
    x = 379,942.86

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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.