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Finding the Fourth Proportional to 302,460.16, 417,390.96 and 168,324.16

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Solution

The fourth proportional to 302,460.16, 417,390.96 and 168,324.16 is: 232,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,460.16 : 417,390.96 = 168,324.16 : x
  2. Step 2: Convert to fraction form
    302,460.16/417,390.96 = 168,324.16/x
  3. Step 3: Cross multiply
    302,460.16x = 417,390.96 × 168,324.16
  4. Step 4: Simplify right side
    302,460.16x = 70,256,982,733.59
  5. Step 5: Solve for x
    x = 70,256,982,733.59/302,460.16
  6. Step 6: Final answer
    x = 232,285.08

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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.