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Finding the Fourth Proportional to 302,574.80, 417,517 and 175,232.72

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Solution

The fourth proportional to 302,574.80, 417,517 and 175,232.72 is: 241,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,574.80 : 417,517 = 175,232.72 : x
  2. Step 2: Convert to fraction form
    302,574.80/417,517 = 175,232.72/x
  3. Step 3: Cross multiply
    302,574.80x = 417,517 × 175,232.72
  4. Step 4: Simplify right side
    302,574.80x = 73,162,639,556.24
  5. Step 5: Solve for x
    x = 73,162,639,556.24/302,574.80
  6. Step 6: Final answer
    x = 241,800.17

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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.