Home / 804,253.20-1,109,865.39-436,727.07

Finding the Fourth Proportional to 804,253.20, 1,109,865.39 and 436,727.07

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Solution

The fourth proportional to 804,253.20, 1,109,865.39 and 436,727.07 is: 602,681.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,253.20 : 1,109,865.39 = 436,727.07 : x
  2. Step 2: Convert to fraction form
    804,253.20/1,109,865.39 = 436,727.07/x
  3. Step 3: Cross multiply
    804,253.20x = 1,109,865.39 × 436,727.07
  4. Step 4: Simplify right side
    804,253.20x = 484,708,260,960.93
  5. Step 5: Solve for x
    x = 484,708,260,960.93/804,253.20
  6. Step 6: Final answer
    x = 602,681.17

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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.