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Finding the Fourth Proportional to 706,071.66, 974,355.04 and 404,207.34

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Solution

The fourth proportional to 706,071.66, 974,355.04 and 404,207.34 is: 557,792.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,071.66 : 974,355.04 = 404,207.34 : x
  2. Step 2: Convert to fraction form
    706,071.66/974,355.04 = 404,207.34/x
  3. Step 3: Cross multiply
    706,071.66x = 974,355.04 × 404,207.34
  4. Step 4: Simplify right side
    706,071.66x = 393,841,458,933.99
  5. Step 5: Solve for x
    x = 393,841,458,933.99/706,071.66
  6. Step 6: Final answer
    x = 557,792.48

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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.