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Finding the Fourth Proportional to 353,097.02, 487,253.63 and 191,950.76

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Solution

The fourth proportional to 353,097.02, 487,253.63 and 191,950.76 is: 264,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,097.02 : 487,253.63 = 191,950.76 : x
  2. Step 2: Convert to fraction form
    353,097.02/487,253.63 = 191,950.76/x
  3. Step 3: Cross multiply
    353,097.02x = 487,253.63 × 191,950.76
  4. Step 4: Simplify right side
    353,097.02x = 93,528,704,591.26
  5. Step 5: Solve for x
    x = 93,528,704,591.26/353,097.02
  6. Step 6: Final answer
    x = 264,881.04

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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.