Home / 730,002.91-1,007,304.49-407,671.92

Finding the Fourth Proportional to 730,002.91, 1,007,304.49 and 407,671.92

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Solution

The fourth proportional to 730,002.91, 1,007,304.49 and 407,671.92 is: 562,531.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,002.91 : 1,007,304.49 = 407,671.92 : x
  2. Step 2: Convert to fraction form
    730,002.91/1,007,304.49 = 407,671.92/x
  3. Step 3: Cross multiply
    730,002.91x = 1,007,304.49 × 407,671.92
  4. Step 4: Simplify right side
    730,002.91x = 410,649,755,462.92
  5. Step 5: Solve for x
    x = 410,649,755,462.92/730,002.91
  6. Step 6: Final answer
    x = 562,531.67

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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.