Home / 296,188.08-408,314.43-211,157.52

Finding the Fourth Proportional to 296,188.08, 408,314.43 and 211,157.52

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Solution

The fourth proportional to 296,188.08, 408,314.43 and 211,157.52 is: 291,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,188.08 : 408,314.43 = 211,157.52 : x
  2. Step 2: Convert to fraction form
    296,188.08/408,314.43 = 211,157.52/x
  3. Step 3: Cross multiply
    296,188.08x = 408,314.43 × 211,157.52
  4. Step 4: Simplify right side
    296,188.08x = 86,218,662,419.01
  5. Step 5: Solve for x
    x = 86,218,662,419.01/296,188.08
  6. Step 6: Final answer
    x = 291,094.30

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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.