Home / 666,207.08-999,986.16-590,789.60

Finding the Fourth Proportional to 666,207.08, 999,986.16 and 590,789.60

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Solution

The fourth proportional to 666,207.08, 999,986.16 and 590,789.60 is: 886,783.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,207.08 : 999,986.16 = 590,789.60 : x
  2. Step 2: Convert to fraction form
    666,207.08/999,986.16 = 590,789.60/x
  3. Step 3: Cross multiply
    666,207.08x = 999,986.16 × 590,789.60
  4. Step 4: Simplify right side
    666,207.08x = 590,781,423,471.94
  5. Step 5: Solve for x
    x = 590,781,423,471.94/666,207.08
  6. Step 6: Final answer
    x = 886,783.47

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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.