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Finding the Fourth Proportional to 302,045.73, 453,037.38 and 102,360.93

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Solution

The fourth proportional to 302,045.73, 453,037.38 and 102,360.93 is: 153,530.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,045.73 : 453,037.38 = 102,360.93 : x
  2. Step 2: Convert to fraction form
    302,045.73/453,037.38 = 102,360.93/x
  3. Step 3: Cross multiply
    302,045.73x = 453,037.38 × 102,360.93
  4. Step 4: Simplify right side
    302,045.73x = 46,373,325,276.38
  5. Step 5: Solve for x
    x = 46,373,325,276.38/302,045.73
  6. Step 6: Final answer
    x = 153,530.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.