Home / 372,557.32-514,114.83-211,402.75

Finding the Fourth Proportional to 372,557.32, 514,114.83 and 211,402.75

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Solution

The fourth proportional to 372,557.32, 514,114.83 and 211,402.75 is: 291,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,557.32 : 514,114.83 = 211,402.75 : x
  2. Step 2: Convert to fraction form
    372,557.32/514,114.83 = 211,402.75/x
  3. Step 3: Cross multiply
    372,557.32x = 514,114.83 × 211,402.75
  4. Step 4: Simplify right side
    372,557.32x = 108,685,288,877.78
  5. Step 5: Solve for x
    x = 108,685,288,877.78/372,557.32
  6. Step 6: Final answer
    x = 291,727.70

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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.