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Finding the Fourth Proportional to 353,037.04, 487,194.42 and 191,892.46

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Solution

The fourth proportional to 353,037.04, 487,194.42 and 191,892.46 is: 264,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,037.04 : 487,194.42 = 191,892.46 : x
  2. Step 2: Convert to fraction form
    353,037.04/487,194.42 = 191,892.46/x
  3. Step 3: Cross multiply
    353,037.04x = 487,194.42 × 191,892.46
  4. Step 4: Simplify right side
    353,037.04x = 93,488,935,752.07
  5. Step 5: Solve for x
    x = 93,488,935,752.07/353,037.04
  6. Step 6: Final answer
    x = 264,813.39

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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.