Home / 609,868.20-914,948.10-294,065.40

Finding the Fourth Proportional to 609,868.20, 914,948.10 and 294,065.40

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Solution

The fourth proportional to 609,868.20, 914,948.10 and 294,065.40 is: 441,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,868.20 : 914,948.10 = 294,065.40 : x
  2. Step 2: Convert to fraction form
    609,868.20/914,948.10 = 294,065.40/x
  3. Step 3: Cross multiply
    609,868.20x = 914,948.10 × 294,065.40
  4. Step 4: Simplify right side
    609,868.20x = 269,054,579,005.74
  5. Step 5: Solve for x
    x = 269,054,579,005.74/609,868.20
  6. Step 6: Final answer
    x = 441,168.40

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1.5x scale

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.