Home / 654,772.90-903,577.53-368,293.18

Finding the Fourth Proportional to 654,772.90, 903,577.53 and 368,293.18

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Solution

The fourth proportional to 654,772.90, 903,577.53 and 368,293.18 is: 508,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,772.90 : 903,577.53 = 368,293.18 : x
  2. Step 2: Convert to fraction form
    654,772.90/903,577.53 = 368,293.18/x
  3. Step 3: Cross multiply
    654,772.90x = 903,577.53 × 368,293.18
  4. Step 4: Simplify right side
    654,772.90x = 332,781,441,900.25
  5. Step 5: Solve for x
    x = 332,781,441,900.25/654,772.90
  6. Step 6: Final answer
    x = 508,239.49

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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.