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Finding the Fourth Proportional to 700,409,164.80, 1,049,102,092.80 and 579,476,812.80

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Solution

The fourth proportional to 700,409,164.80, 1,049,102,092.80 and 579,476,812.80 is: 867,964,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,409,164.80 : 1,049,102,092.80 = 579,476,812.80 : x
  2. Step 2: Convert to fraction form
    700,409,164.80/1,049,102,092.80 = 579,476,812.80/x
  3. Step 3: Cross multiply
    700,409,164.80x = 1,049,102,092.80 × 579,476,812.80
  4. Step 4: Simplify right side
    700,409,164.80x = 607,930,337,037,553,792
  5. Step 5: Solve for x
    x = 607,930,337,037,553,792/700,409,164.80
  6. Step 6: Final answer
    x = 867,964,566.41

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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.