Home / 925,830.01-1,277,768.15-518,088.97

Finding the Fourth Proportional to 925,830.01, 1,277,768.15 and 518,088.97

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Solution

The fourth proportional to 925,830.01, 1,277,768.15 and 518,088.97 is: 715,031.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,830.01 : 1,277,768.15 = 518,088.97 : x
  2. Step 2: Convert to fraction form
    925,830.01/1,277,768.15 = 518,088.97/x
  3. Step 3: Cross multiply
    925,830.01x = 1,277,768.15 × 518,088.97
  4. Step 4: Simplify right side
    925,830.01x = 661,997,582,141.86
  5. Step 5: Solve for x
    x = 661,997,582,141.86/925,830.01
  6. Step 6: Final answer
    x = 715,031.46

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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.