Home / 346,213.80-519,612.30-136,002.60

Finding the Fourth Proportional to 346,213.80, 519,612.30 and 136,002.60

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Solution

The fourth proportional to 346,213.80, 519,612.30 and 136,002.60 is: 204,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,213.80 : 519,612.30 = 136,002.60 : x
  2. Step 2: Convert to fraction form
    346,213.80/519,612.30 = 136,002.60/x
  3. Step 3: Cross multiply
    346,213.80x = 519,612.30 × 136,002.60
  4. Step 4: Simplify right side
    346,213.80x = 70,668,623,791.98
  5. Step 5: Solve for x
    x = 70,668,623,791.98/346,213.80
  6. Step 6: Final answer
    x = 204,118.45

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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.