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Finding the Fourth Proportional to 375,056.39, 562,484.67 and 105,169.67

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Solution

The fourth proportional to 375,056.39, 562,484.67 and 105,169.67 is: 157,726.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,056.39 : 562,484.67 = 105,169.67 : x
  2. Step 2: Convert to fraction form
    375,056.39/562,484.67 = 105,169.67/x
  3. Step 3: Cross multiply
    375,056.39x = 562,484.67 × 105,169.67
  4. Step 4: Simplify right side
    375,056.39x = 59,156,327,123.96
  5. Step 5: Solve for x
    x = 59,156,327,123.96/375,056.39
  6. Step 6: Final answer
    x = 157,726.49

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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.