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Finding the Fourth Proportional to 706,902.90, 975,536.04 and 384,613.26

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Solution

The fourth proportional to 706,902.90, 975,536.04 and 384,613.26 is: 530,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,902.90 : 975,536.04 = 384,613.26 : x
  2. Step 2: Convert to fraction form
    706,902.90/975,536.04 = 384,613.26/x
  3. Step 3: Cross multiply
    706,902.90x = 975,536.04 × 384,613.26
  4. Step 4: Simplify right side
    706,902.90x = 375,204,096,591.89
  5. Step 5: Solve for x
    x = 375,204,096,591.89/706,902.90
  6. Step 6: Final answer
    x = 530,771.76

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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.