Home / 346,331.80-519,449.10-109,698.40

Finding the Fourth Proportional to 346,331.80, 519,449.10 and 109,698.40

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Solution

The fourth proportional to 346,331.80, 519,449.10 and 109,698.40 is: 164,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,331.80 : 519,449.10 = 109,698.40 : x
  2. Step 2: Convert to fraction form
    346,331.80/519,449.10 = 109,698.40/x
  3. Step 3: Cross multiply
    346,331.80x = 519,449.10 × 109,698.40
  4. Step 4: Simplify right side
    346,331.80x = 56,982,735,151.44
  5. Step 5: Solve for x
    x = 56,982,735,151.44/346,331.80
  6. Step 6: Final answer
    x = 164,532.21

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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.