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Finding the Fourth Proportional to 706,627.37, 975,117.75 and 384,337.01

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Solution

The fourth proportional to 706,627.37, 975,117.75 and 384,337.01 is: 530,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,627.37 : 975,117.75 = 384,337.01 : x
  2. Step 2: Convert to fraction form
    706,627.37/975,117.75 = 384,337.01/x
  3. Step 3: Cross multiply
    706,627.37x = 975,117.75 × 384,337.01
  4. Step 4: Simplify right side
    706,627.37x = 374,773,840,432.93
  5. Step 5: Solve for x
    x = 374,773,840,432.93/706,627.37
  6. Step 6: Final answer
    x = 530,369.83

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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.