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Finding the Fourth Proportional to 377,441.07, 565,345.13 and 177,461.79

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Solution

The fourth proportional to 377,441.07, 565,345.13 and 177,461.79 is: 265,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,441.07 : 565,345.13 = 177,461.79 : x
  2. Step 2: Convert to fraction form
    377,441.07/565,345.13 = 177,461.79/x
  3. Step 3: Cross multiply
    377,441.07x = 565,345.13 × 177,461.79
  4. Step 4: Simplify right side
    377,441.07x = 100,327,157,850.27
  5. Step 5: Solve for x
    x = 100,327,157,850.27/377,441.07
  6. Step 6: Final answer
    x = 265,808.80

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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.