Home / 608,296.41-839,112.35-353,619.45

Finding the Fourth Proportional to 608,296.41, 839,112.35 and 353,619.45

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Solution

The fourth proportional to 608,296.41, 839,112.35 and 353,619.45 is: 487,799.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,296.41 : 839,112.35 = 353,619.45 : x
  2. Step 2: Convert to fraction form
    608,296.41/839,112.35 = 353,619.45/x
  3. Step 3: Cross multiply
    608,296.41x = 839,112.35 × 353,619.45
  4. Step 4: Simplify right side
    608,296.41x = 296,726,445,927.11
  5. Step 5: Solve for x
    x = 296,726,445,927.11/608,296.41
  6. Step 6: Final answer
    x = 487,799.11

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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.