Home / 666,652.98-1,000,077.94-193,276.83

Finding the Fourth Proportional to 666,652.98, 1,000,077.94 and 193,276.83

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Solution

The fourth proportional to 666,652.98, 1,000,077.94 and 193,276.83 is: 289,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,652.98 : 1,000,077.94 = 193,276.83 : x
  2. Step 2: Convert to fraction form
    666,652.98/1,000,077.94 = 193,276.83/x
  3. Step 3: Cross multiply
    666,652.98x = 1,000,077.94 × 193,276.83
  4. Step 4: Simplify right side
    666,652.98x = 193,291,897,988.02
  5. Step 5: Solve for x
    x = 193,291,897,988.02/666,652.98
  6. Step 6: Final answer
    x = 289,943.80

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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.