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Finding the Fourth Proportional to 706,592.72, 975,088.44 and 384,295.88

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Solution

The fourth proportional to 706,592.72, 975,088.44 and 384,295.88 is: 530,323.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,592.72 : 975,088.44 = 384,295.88 : x
  2. Step 2: Convert to fraction form
    706,592.72/975,088.44 = 384,295.88/x
  3. Step 3: Cross multiply
    706,592.72x = 975,088.44 × 384,295.88
  4. Step 4: Simplify right side
    706,592.72x = 374,722,470,127.63
  5. Step 5: Solve for x
    x = 374,722,470,127.63/706,592.72
  6. Step 6: Final answer
    x = 530,323.14

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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.