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Finding the Third Proportional to 388,824,547.50 and 850,278,636

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Solution

The third proportional to 388,824,547.50 and 850,278,636 is: 1,859,383,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,824,547.50 : 850,278,636 = 850,278,636 : x
  2. Step 2: Convert to fraction form
    388,824,547.50/850,278,636 = 850,278,636/x
  3. Step 3: Cross multiply
    388,824,547.50x = 850,278,636 × 850,278,636
  4. Step 4: Simplify right side
    388,824,547.50x = 722,973,758,838,020,480
  5. Step 5: Solve for x
    x = 722,973,758,838,020,480/388,824,547.50
  6. Step 6: Final answer
    x = 1,859,383,013.46

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.