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Finding the Third Proportional to 249,257,479.50 and 576,985,929.75

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Solution

The third proportional to 249,257,479.50 and 576,985,929.75 is: 1,335,617,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,257,479.50 : 576,985,929.75 = 576,985,929.75 : x
  2. Step 2: Convert to fraction form
    249,257,479.50/576,985,929.75 = 576,985,929.75/x
  3. Step 3: Cross multiply
    249,257,479.50x = 576,985,929.75 × 576,985,929.75
  4. Step 4: Simplify right side
    249,257,479.50x = 332,912,763,129,471,936
  5. Step 5: Solve for x
    x = 332,912,763,129,471,936/249,257,479.50
  6. Step 6: Final answer
    x = 1,335,617,947.34

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.