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Finding the Fourth Proportional to 498,556.16, 747,212.16 and 249,309.44

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Solution

The fourth proportional to 498,556.16, 747,212.16 and 249,309.44 is: 373,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,556.16 : 747,212.16 = 249,309.44 : x
  2. Step 2: Convert to fraction form
    498,556.16/747,212.16 = 249,309.44/x
  3. Step 3: Cross multiply
    498,556.16x = 747,212.16 × 249,309.44
  4. Step 4: Simplify right side
    498,556.16x = 186,287,045,170.79
  5. Step 5: Solve for x
    x = 186,287,045,170.79/498,556.16
  6. Step 6: Final answer
    x = 373,653.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.