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Finding the Fourth Proportional to 196,588.80, 294,925.76 and 63,476.48

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Solution

The fourth proportional to 196,588.80, 294,925.76 and 63,476.48 is: 95,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,588.80 : 294,925.76 = 63,476.48 : x
  2. Step 2: Convert to fraction form
    196,588.80/294,925.76 = 63,476.48/x
  3. Step 3: Cross multiply
    196,588.80x = 294,925.76 × 63,476.48
  4. Step 4: Simplify right side
    196,588.80x = 18,720,849,106.12
  5. Step 5: Solve for x
    x = 18,720,849,106.12/196,588.80
  6. Step 6: Final answer
    x = 95,228.46

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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.