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Finding the Fourth Proportional to 555,795.36, 833,605.92 and 176,666.40

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Solution

The fourth proportional to 555,795.36, 833,605.92 and 176,666.40 is: 264,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,795.36 : 833,605.92 = 176,666.40 : x
  2. Step 2: Convert to fraction form
    555,795.36/833,605.92 = 176,666.40/x
  3. Step 3: Cross multiply
    555,795.36x = 833,605.92 × 176,666.40
  4. Step 4: Simplify right side
    555,795.36x = 147,270,156,905.09
  5. Step 5: Solve for x
    x = 147,270,156,905.09/555,795.36
  6. Step 6: Final answer
    x = 264,971.91

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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.