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Finding the Fourth Proportional to 316,661.04, 475,006.32 and 176,313.96

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Solution

The fourth proportional to 316,661.04, 475,006.32 and 176,313.96 is: 264,479.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,661.04 : 475,006.32 = 176,313.96 : x
  2. Step 2: Convert to fraction form
    316,661.04/475,006.32 = 176,313.96/x
  3. Step 3: Cross multiply
    316,661.04x = 475,006.32 × 176,313.96
  4. Step 4: Simplify right side
    316,661.04x = 83,750,245,304.23
  5. Step 5: Solve for x
    x = 83,750,245,304.23/316,661.04
  6. Step 6: Final answer
    x = 264,479.16

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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.