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Finding the Fourth Proportional to 706,175.92, 974,529.11 and 383,886.64

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Solution

The fourth proportional to 706,175.92, 974,529.11 and 383,886.64 is: 529,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,175.92 : 974,529.11 = 383,886.64 : x
  2. Step 2: Convert to fraction form
    706,175.92/974,529.11 = 383,886.64/x
  3. Step 3: Cross multiply
    706,175.92x = 974,529.11 × 383,886.64
  4. Step 4: Simplify right side
    706,175.92x = 374,108,698,828.01
  5. Step 5: Solve for x
    x = 374,108,698,828.01/706,175.92
  6. Step 6: Final answer
    x = 529,767.00

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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.