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Finding the Fourth Proportional to 676,937.33, 933,635.43 and 575,299.23

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Solution

The fourth proportional to 676,937.33, 933,635.43 and 575,299.23 is: 793,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,937.33 : 933,635.43 = 575,299.23 : x
  2. Step 2: Convert to fraction form
    676,937.33/933,635.43 = 575,299.23/x
  3. Step 3: Cross multiply
    676,937.33x = 933,635.43 × 575,299.23
  4. Step 4: Simplify right side
    676,937.33x = 537,119,745,929.09
  5. Step 5: Solve for x
    x = 537,119,745,929.09/676,937.33
  6. Step 6: Final answer
    x = 793,455.65

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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.