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Finding the Fourth Proportional to 362,187.52, 499,850.40 and 211,333.12

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Solution

The fourth proportional to 362,187.52, 499,850.40 and 211,333.12 is: 291,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,187.52 : 499,850.40 = 211,333.12 : x
  2. Step 2: Convert to fraction form
    362,187.52/499,850.40 = 211,333.12/x
  3. Step 3: Cross multiply
    362,187.52x = 499,850.40 × 211,333.12
  4. Step 4: Simplify right side
    362,187.52x = 105,634,944,565.25
  5. Step 5: Solve for x
    x = 105,634,944,565.25/362,187.52
  6. Step 6: Final answer
    x = 291,658.16

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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.