Home / 344,424.19-516,641.55-131,203.94

Finding the Fourth Proportional to 344,424.19, 516,641.55 and 131,203.94

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Solution

The fourth proportional to 344,424.19, 516,641.55 and 131,203.94 is: 196,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,424.19 : 516,641.55 = 131,203.94 : x
  2. Step 2: Convert to fraction form
    344,424.19/516,641.55 = 131,203.94/x
  3. Step 3: Cross multiply
    344,424.19x = 516,641.55 × 131,203.94
  4. Step 4: Simplify right side
    344,424.19x = 67,785,408,547.32
  5. Step 5: Solve for x
    x = 67,785,408,547.32/344,424.19
  6. Step 6: Final answer
    x = 196,807.92

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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.