Home / 319,948.08-441,490.65-176,699.58

Finding the Fourth Proportional to 319,948.08, 441,490.65 and 176,699.58

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Solution

The fourth proportional to 319,948.08, 441,490.65 and 176,699.58 is: 243,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,948.08 : 441,490.65 = 176,699.58 : x
  2. Step 2: Convert to fraction form
    319,948.08/441,490.65 = 176,699.58/x
  3. Step 3: Cross multiply
    319,948.08x = 441,490.65 × 176,699.58
  4. Step 4: Simplify right side
    319,948.08x = 78,011,212,428.93
  5. Step 5: Solve for x
    x = 78,011,212,428.93/319,948.08
  6. Step 6: Final answer
    x = 243,824.60

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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.