Home / 654,344.10-980,787.15-254,852.10

Finding the Fourth Proportional to 654,344.10, 980,787.15 and 254,852.10

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Solution

The fourth proportional to 654,344.10, 980,787.15 and 254,852.10 is: 381,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,344.10 : 980,787.15 = 254,852.10 : x
  2. Step 2: Convert to fraction form
    654,344.10/980,787.15 = 254,852.10/x
  3. Step 3: Cross multiply
    654,344.10x = 980,787.15 × 254,852.10
  4. Step 4: Simplify right side
    654,344.10x = 249,955,664,830.52
  5. Step 5: Solve for x
    x = 249,955,664,830.52/654,344.10
  6. Step 6: Final answer
    x = 381,994.22

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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.