Home / 280,250.01-386,741.39-152,923.41

Finding the Fourth Proportional to 280,250.01, 386,741.39 and 152,923.41

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Solution

The fourth proportional to 280,250.01, 386,741.39 and 152,923.41 is: 211,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,250.01 : 386,741.39 = 152,923.41 : x
  2. Step 2: Convert to fraction form
    280,250.01/386,741.39 = 152,923.41/x
  3. Step 3: Cross multiply
    280,250.01x = 386,741.39 × 152,923.41
  4. Step 4: Simplify right side
    280,250.01x = 59,141,811,382.32
  5. Step 5: Solve for x
    x = 59,141,811,382.32/280,250.01
  6. Step 6: Final answer
    x = 211,032.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.