Home / 448,948.28-619,552.23-245,000.81

Finding the Fourth Proportional to 448,948.28, 619,552.23 and 245,000.81

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Solution

The fourth proportional to 448,948.28, 619,552.23 and 245,000.81 is: 338,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,948.28 : 619,552.23 = 245,000.81 : x
  2. Step 2: Convert to fraction form
    448,948.28/619,552.23 = 245,000.81/x
  3. Step 3: Cross multiply
    448,948.28x = 619,552.23 × 245,000.81
  4. Step 4: Simplify right side
    448,948.28x = 151,790,798,187.31
  5. Step 5: Solve for x
    x = 151,790,798,187.31/448,948.28
  6. Step 6: Final answer
    x = 338,103.08

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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.