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Finding the Third Proportional to 417,130,382 and 631,063,281

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Solution

The third proportional to 417,130,382 and 631,063,281 is: 954,715,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,130,382 : 631,063,281 = 631,063,281 : x
  2. Step 2: Convert to fraction form
    417,130,382/631,063,281 = 631,063,281/x
  3. Step 3: Cross multiply
    417,130,382x = 631,063,281 × 631,063,281
  4. Step 4: Simplify right side
    417,130,382x = 398,240,864,626,484,992
  5. Step 5: Solve for x
    x = 398,240,864,626,484,992/417,130,382
  6. Step 6: Final answer
    x = 954,715,556.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.