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Finding the Fourth Proportional to 440,905.44, 608,496.96 and 249,898.32

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Solution

The fourth proportional to 440,905.44, 608,496.96 and 249,898.32 is: 344,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,905.44 : 608,496.96 = 249,898.32 : x
  2. Step 2: Convert to fraction form
    440,905.44/608,496.96 = 249,898.32/x
  3. Step 3: Cross multiply
    440,905.44x = 608,496.96 × 249,898.32
  4. Step 4: Simplify right side
    440,905.44x = 152,062,368,029.11
  5. Step 5: Solve for x
    x = 152,062,368,029.11/440,905.44
  6. Step 6: Final answer
    x = 344,886.58

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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.