Home / 627,359.57-940,510.35-272,106.03

Finding the Fourth Proportional to 627,359.57, 940,510.35 and 272,106.03

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Solution

The fourth proportional to 627,359.57, 940,510.35 and 272,106.03 is: 407,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,359.57 : 940,510.35 = 272,106.03 : x
  2. Step 2: Convert to fraction form
    627,359.57/940,510.35 = 272,106.03/x
  3. Step 3: Cross multiply
    627,359.57x = 940,510.35 × 272,106.03
  4. Step 4: Simplify right side
    627,359.57x = 255,918,537,512.41
  5. Step 5: Solve for x
    x = 255,918,537,512.41/627,359.57
  6. Step 6: Final answer
    x = 407,929.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.