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Finding the Fourth Proportional to 480,647.82, 663,298.29 and 265,802.34

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Solution

The fourth proportional to 480,647.82, 663,298.29 and 265,802.34 is: 366,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,647.82 : 663,298.29 = 265,802.34 : x
  2. Step 2: Convert to fraction form
    480,647.82/663,298.29 = 265,802.34/x
  3. Step 3: Cross multiply
    480,647.82x = 663,298.29 × 265,802.34
  4. Step 4: Simplify right side
    480,647.82x = 176,306,237,600.00
  5. Step 5: Solve for x
    x = 176,306,237,600.00/480,647.82
  6. Step 6: Final answer
    x = 366,809.61

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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.