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Finding the Fourth Proportional to 358,525.25, 537,111.00 and 277,611.19

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Solution

The fourth proportional to 358,525.25, 537,111.00 and 277,611.19 is: 415,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,525.25 : 537,111.00 = 277,611.19 : x
  2. Step 2: Convert to fraction form
    358,525.25/537,111.00 = 277,611.19/x
  3. Step 3: Cross multiply
    358,525.25x = 537,111.00 × 277,611.19
  4. Step 4: Simplify right side
    358,525.25x = 149,108,019,798.48
  5. Step 5: Solve for x
    x = 149,108,019,798.48/358,525.25
  6. Step 6: Final answer
    x = 415,892.66

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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.