Home / 925,783.38-1,277,520.75-517,814.46

Finding the Fourth Proportional to 925,783.38, 1,277,520.75 and 517,814.46

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Solution

The fourth proportional to 925,783.38, 1,277,520.75 and 517,814.46 is: 714,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,783.38 : 1,277,520.75 = 517,814.46 : x
  2. Step 2: Convert to fraction form
    925,783.38/1,277,520.75 = 517,814.46/x
  3. Step 3: Cross multiply
    925,783.38x = 1,277,520.75 × 517,814.46
  4. Step 4: Simplify right side
    925,783.38x = 661,518,717,300.05
  5. Step 5: Solve for x
    x = 661,518,717,300.05/925,783.38
  6. Step 6: Final answer
    x = 714,550.22

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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.