Home / 748,169.25-1,032,479.04-408,637.50

Finding the Fourth Proportional to 748,169.25, 1,032,479.04 and 408,637.50

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Solution

The fourth proportional to 748,169.25, 1,032,479.04 and 408,637.50 is: 563,922.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,169.25 : 1,032,479.04 = 408,637.50 : x
  2. Step 2: Convert to fraction form
    748,169.25/1,032,479.04 = 408,637.50/x
  3. Step 3: Cross multiply
    748,169.25x = 1,032,479.04 × 408,637.50
  4. Step 4: Simplify right side
    748,169.25x = 421,909,653,708
  5. Step 5: Solve for x
    x = 421,909,653,708/748,169.25
  6. Step 6: Final answer
    x = 563,922.74

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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.