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Finding the Fourth Proportional to 706,307.46, 974,744.12 and 384,010.62

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Solution

The fourth proportional to 706,307.46, 974,744.12 and 384,010.62 is: 529,956.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,307.46 : 974,744.12 = 384,010.62 : x
  2. Step 2: Convert to fraction form
    706,307.46/974,744.12 = 384,010.62/x
  3. Step 3: Cross multiply
    706,307.46x = 974,744.12 × 384,010.62
  4. Step 4: Simplify right side
    706,307.46x = 374,312,091,942.50
  5. Step 5: Solve for x
    x = 374,312,091,942.50/706,307.46
  6. Step 6: Final answer
    x = 529,956.31

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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.