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Finding the Fourth Proportional to 302,440, 453,727.86 and 92,094.52

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Solution

The fourth proportional to 302,440, 453,727.86 and 92,094.52 is: 138,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,440 : 453,727.86 = 92,094.52 : x
  2. Step 2: Convert to fraction form
    302,440/453,727.86 = 92,094.52/x
  3. Step 3: Cross multiply
    302,440x = 453,727.86 × 92,094.52
  4. Step 4: Simplify right side
    302,440x = 41,785,849,477.33
  5. Step 5: Solve for x
    x = 41,785,849,477.33/302,440
  6. Step 6: Final answer
    x = 138,162.44

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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.