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Finding the Fourth Proportional to 544,904.17, 751,971.45 and 303,196.93

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Solution

The fourth proportional to 544,904.17, 751,971.45 and 303,196.93 is: 418,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,904.17 : 751,971.45 = 303,196.93 : x
  2. Step 2: Convert to fraction form
    544,904.17/751,971.45 = 303,196.93/x
  3. Step 3: Cross multiply
    544,904.17x = 751,971.45 × 303,196.93
  4. Step 4: Simplify right side
    544,904.17x = 227,995,435,087.65
  5. Step 5: Solve for x
    x = 227,995,435,087.65/544,904.17
  6. Step 6: Final answer
    x = 418,413.82

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1.5x scale

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.