Home / 865,240.33-1,194,056.25-483,291.71

Finding the Fourth Proportional to 865,240.33, 1,194,056.25 and 483,291.71

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Solution

The fourth proportional to 865,240.33, 1,194,056.25 and 483,291.71 is: 666,956.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,240.33 : 1,194,056.25 = 483,291.71 : x
  2. Step 2: Convert to fraction form
    865,240.33/1,194,056.25 = 483,291.71/x
  3. Step 3: Cross multiply
    865,240.33x = 1,194,056.25 × 483,291.71
  4. Step 4: Simplify right side
    865,240.33x = 577,077,489,883.83
  5. Step 5: Solve for x
    x = 577,077,489,883.83/865,240.33
  6. Step 6: Final answer
    x = 666,956.30

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Double scale
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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.