Home / 319,746.66-441,251.43-176,506.35

Finding the Fourth Proportional to 319,746.66, 441,251.43 and 176,506.35

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Solution

The fourth proportional to 319,746.66, 441,251.43 and 176,506.35 is: 243,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,746.66 : 441,251.43 = 176,506.35 : x
  2. Step 2: Convert to fraction form
    319,746.66/441,251.43 = 176,506.35/x
  3. Step 3: Cross multiply
    319,746.66x = 441,251.43 × 176,506.35
  4. Step 4: Simplify right side
    319,746.66x = 77,883,679,341.58
  5. Step 5: Solve for x
    x = 77,883,679,341.58/319,746.66
  6. Step 6: Final answer
    x = 243,579.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.