Home / 480,494.18-663,031.23-265,599.56

Finding the Fourth Proportional to 480,494.18, 663,031.23 and 265,599.56

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Solution

The fourth proportional to 480,494.18, 663,031.23 and 265,599.56 is: 366,499.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,494.18 : 663,031.23 = 265,599.56 : x
  2. Step 2: Convert to fraction form
    480,494.18/663,031.23 = 265,599.56/x
  3. Step 3: Cross multiply
    480,494.18x = 663,031.23 × 265,599.56
  4. Step 4: Simplify right side
    480,494.18x = 176,100,802,954.26
  5. Step 5: Solve for x
    x = 176,100,802,954.26/480,494.18
  6. Step 6: Final answer
    x = 366,499.35

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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.