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Finding the Fourth Proportional to 511,444.26, 706,095.48 and 454,698.60

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Solution

The fourth proportional to 511,444.26, 706,095.48 and 454,698.60 is: 627,752.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,444.26 : 706,095.48 = 454,698.60 : x
  2. Step 2: Convert to fraction form
    511,444.26/706,095.48 = 454,698.60/x
  3. Step 3: Cross multiply
    511,444.26x = 706,095.48 × 454,698.60
  4. Step 4: Simplify right side
    511,444.26x = 321,060,626,222.33
  5. Step 5: Solve for x
    x = 321,060,626,222.33/511,444.26
  6. Step 6: Final answer
    x = 627,752.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.