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Finding the Fourth Proportional to 302,350.92, 417,104.67 and 194,955.45

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Solution

The fourth proportional to 302,350.92, 417,104.67 and 194,955.45 is: 268,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,350.92 : 417,104.67 = 194,955.45 : x
  2. Step 2: Convert to fraction form
    302,350.92/417,104.67 = 194,955.45/x
  3. Step 3: Cross multiply
    302,350.92x = 417,104.67 × 194,955.45
  4. Step 4: Simplify right side
    302,350.92x = 81,316,828,636.95
  5. Step 5: Solve for x
    x = 81,316,828,636.95/302,350.92
  6. Step 6: Final answer
    x = 268,948.51

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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.