Home / 865,891.60-1,194,967.32-483,918.37

Finding the Fourth Proportional to 865,891.60, 1,194,967.32 and 483,918.37

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Solution

The fourth proportional to 865,891.60, 1,194,967.32 and 483,918.37 is: 667,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,891.60 : 1,194,967.32 = 483,918.37 : x
  2. Step 2: Convert to fraction form
    865,891.60/1,194,967.32 = 483,918.37/x
  3. Step 3: Cross multiply
    865,891.60x = 1,194,967.32 × 483,918.37
  4. Step 4: Simplify right side
    865,891.60x = 578,266,637,697.67
  5. Step 5: Solve for x
    x = 578,266,637,697.67/865,891.60
  6. Step 6: Final answer
    x = 667,827.98

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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.