Home / 468,623.35-646,699.06-253,763.40

Finding the Fourth Proportional to 468,623.35, 646,699.06 and 253,763.40

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Solution

The fourth proportional to 468,623.35, 646,699.06 and 253,763.40 is: 350,192.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,623.35 : 646,699.06 = 253,763.40 : x
  2. Step 2: Convert to fraction form
    468,623.35/646,699.06 = 253,763.40/x
  3. Step 3: Cross multiply
    468,623.35x = 646,699.06 × 253,763.40
  4. Step 4: Simplify right side
    468,623.35x = 164,108,552,242.40
  5. Step 5: Solve for x
    x = 164,108,552,242.40/468,623.35
  6. Step 6: Final answer
    x = 350,192.86

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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.