Home / 448,330.28-618,683.48-244,385.18

Finding the Fourth Proportional to 448,330.28, 618,683.48 and 244,385.18

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Solution

The fourth proportional to 448,330.28, 618,683.48 and 244,385.18 is: 337,244.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,330.28 : 618,683.48 = 244,385.18 : x
  2. Step 2: Convert to fraction form
    448,330.28/618,683.48 = 244,385.18/x
  3. Step 3: Cross multiply
    448,330.28x = 618,683.48 × 244,385.18
  4. Step 4: Simplify right side
    448,330.28x = 151,197,073,947.61
  5. Step 5: Solve for x
    x = 151,197,073,947.61/448,330.28
  6. Step 6: Final answer
    x = 337,244.84

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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.