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Finding the Fourth Proportional to 353,722.01, 530,249.48 and 176,061.07

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Solution

The fourth proportional to 353,722.01, 530,249.48 and 176,061.07 is: 263,925.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,722.01 : 530,249.48 = 176,061.07 : x
  2. Step 2: Convert to fraction form
    353,722.01/530,249.48 = 176,061.07/x
  3. Step 3: Cross multiply
    353,722.01x = 530,249.48 × 176,061.07
  4. Step 4: Simplify right side
    353,722.01x = 93,356,289,270.04
  5. Step 5: Solve for x
    x = 93,356,289,270.04/353,722.01
  6. Step 6: Final answer
    x = 263,925.59

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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.