Home / 319,563.02-441,006.19-176,332.29

Finding the Fourth Proportional to 319,563.02, 441,006.19 and 176,332.29

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Solution

The fourth proportional to 319,563.02, 441,006.19 and 176,332.29 is: 243,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,563.02 : 441,006.19 = 176,332.29 : x
  2. Step 2: Convert to fraction form
    319,563.02/441,006.19 = 176,332.29/x
  3. Step 3: Cross multiply
    319,563.02x = 441,006.19 × 176,332.29
  4. Step 4: Simplify right side
    319,563.02x = 77,763,631,386.88
  5. Step 5: Solve for x
    x = 77,763,631,386.88/319,563.02
  6. Step 6: Final answer
    x = 243,343.65

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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.