Home / 748,035-1,032,293.97-408,503.25

Finding the Fourth Proportional to 748,035, 1,032,293.97 and 408,503.25

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Solution

The fourth proportional to 748,035, 1,032,293.97 and 408,503.25 is: 563,737.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,035 : 1,032,293.97 = 408,503.25 : x
  2. Step 2: Convert to fraction form
    748,035/1,032,293.97 = 408,503.25/x
  3. Step 3: Cross multiply
    748,035x = 1,032,293.97 × 408,503.25
  4. Step 4: Simplify right side
    748,035x = 421,695,441,700.40
  5. Step 5: Solve for x
    x = 421,695,441,700.40/748,035
  6. Step 6: Final answer
    x = 563,737.58

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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.