Home / 791,412.68-1,187,119.48-555,807.17

Finding the Fourth Proportional to 791,412.68, 1,187,119.48 and 555,807.17

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Solution

The fourth proportional to 791,412.68, 1,187,119.48 and 555,807.17 is: 833,711.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,412.68 : 1,187,119.48 = 555,807.17 : x
  2. Step 2: Convert to fraction form
    791,412.68/1,187,119.48 = 555,807.17/x
  3. Step 3: Cross multiply
    791,412.68x = 1,187,119.48 × 555,807.17
  4. Step 4: Simplify right side
    791,412.68x = 659,809,514,573.54
  5. Step 5: Solve for x
    x = 659,809,514,573.54/791,412.68
  6. Step 6: Final answer
    x = 833,711.08

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Double scale
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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.