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Finding the Fourth Proportional to 706,924.42, 975,526.46 and 384,635.76

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Solution

The fourth proportional to 706,924.42, 975,526.46 and 384,635.76 is: 530,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,924.42 : 975,526.46 = 384,635.76 : x
  2. Step 2: Convert to fraction form
    706,924.42/975,526.46 = 384,635.76/x
  3. Step 3: Cross multiply
    706,924.42x = 975,526.46 × 384,635.76
  4. Step 4: Simplify right side
    706,924.42x = 375,222,361,342.21
  5. Step 5: Solve for x
    x = 375,222,361,342.21/706,924.42
  6. Step 6: Final answer
    x = 530,781.44

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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.