Home / 302,856.58-417,936.34-166,903.10

Finding the Fourth Proportional to 302,856.58, 417,936.34 and 166,903.10

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Solution

The fourth proportional to 302,856.58, 417,936.34 and 166,903.10 is: 230,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,856.58 : 417,936.34 = 166,903.10 : x
  2. Step 2: Convert to fraction form
    302,856.58/417,936.34 = 166,903.10/x
  3. Step 3: Cross multiply
    302,856.58x = 417,936.34 × 166,903.10
  4. Step 4: Simplify right side
    302,856.58x = 69,754,868,658.97
  5. Step 5: Solve for x
    x = 69,754,868,658.97/302,856.58
  6. Step 6: Final answer
    x = 230,323.11

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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.