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Finding the Fourth Proportional to 369,592.07, 555,322.28 and 354,645.32

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Solution

The fourth proportional to 369,592.07, 555,322.28 and 354,645.32 is: 532,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,592.07 : 555,322.28 = 354,645.32 : x
  2. Step 2: Convert to fraction form
    369,592.07/555,322.28 = 354,645.32/x
  3. Step 3: Cross multiply
    369,592.07x = 555,322.28 × 354,645.32
  4. Step 4: Simplify right side
    369,592.07x = 196,942,443,143.89
  5. Step 5: Solve for x
    x = 196,942,443,143.89/369,592.07
  6. Step 6: Final answer
    x = 532,864.37

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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.