Home / 865,600.86-1,194,490.80-483,619.44

Finding the Fourth Proportional to 865,600.86, 1,194,490.80 and 483,619.44

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Solution

The fourth proportional to 865,600.86, 1,194,490.80 and 483,619.44 is: 667,373.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,600.86 : 1,194,490.80 = 483,619.44 : x
  2. Step 2: Convert to fraction form
    865,600.86/1,194,490.80 = 483,619.44/x
  3. Step 3: Cross multiply
    865,600.86x = 1,194,490.80 × 483,619.44
  4. Step 4: Simplify right side
    865,600.86x = 577,678,971,781.15
  5. Step 5: Solve for x
    x = 577,678,971,781.15/865,600.86
  6. Step 6: Final answer
    x = 667,373.38

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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.