Home / 1,295,612.20-1,943,418.30-409,148.20

Finding the Fourth Proportional to 1,295,612.20, 1,943,418.30 and 409,148.20

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Solution

The fourth proportional to 1,295,612.20, 1,943,418.30 and 409,148.20 is: 613,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,612.20 : 1,943,418.30 = 409,148.20 : x
  2. Step 2: Convert to fraction form
    1,295,612.20/1,943,418.30 = 409,148.20/x
  3. Step 3: Cross multiply
    1,295,612.20x = 1,943,418.30 × 409,148.20
  4. Step 4: Simplify right side
    1,295,612.20x = 795,146,099,292.06
  5. Step 5: Solve for x
    x = 795,146,099,292.06/1,295,612.20
  6. Step 6: Final answer
    x = 613,722.30

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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.