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Finding the Fourth Proportional to 341,009,615.70, 511,514,423.55 and 341,009,615.70

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Solution

The fourth proportional to 341,009,615.70, 511,514,423.55 and 341,009,615.70 is: 511,514,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,009,615.70 : 511,514,423.55 = 341,009,615.70 : x
  2. Step 2: Convert to fraction form
    341,009,615.70/511,514,423.55 = 341,009,615.70/x
  3. Step 3: Cross multiply
    341,009,615.70x = 511,514,423.55 × 341,009,615.70
  4. Step 4: Simplify right side
    341,009,615.70x = 174,431,336,999,792,512
  5. Step 5: Solve for x
    x = 174,431,336,999,792,512/341,009,615.70
  6. Step 6: Final answer
    x = 511,514,423.55

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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.