Home / 440,919.04-608,465.28-239,715.04

Finding the Fourth Proportional to 440,919.04, 608,465.28 and 239,715.04

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Solution

The fourth proportional to 440,919.04, 608,465.28 and 239,715.04 is: 330,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,919.04 : 608,465.28 = 239,715.04 : x
  2. Step 2: Convert to fraction form
    440,919.04/608,465.28 = 239,715.04/x
  3. Step 3: Cross multiply
    440,919.04x = 608,465.28 × 239,715.04
  4. Step 4: Simplify right side
    440,919.04x = 145,858,278,933.81
  5. Step 5: Solve for x
    x = 145,858,278,933.81/440,919.04
  6. Step 6: Final answer
    x = 330,805.13

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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.