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Finding the Fourth Proportional to 508,693.35, 702,030.03 and 293,842.47

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Solution

The fourth proportional to 508,693.35, 702,030.03 and 293,842.47 is: 405,521.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,693.35 : 702,030.03 = 293,842.47 : x
  2. Step 2: Convert to fraction form
    508,693.35/702,030.03 = 293,842.47/x
  3. Step 3: Cross multiply
    508,693.35x = 702,030.03 × 293,842.47
  4. Step 4: Simplify right side
    508,693.35x = 206,286,238,029.37
  5. Step 5: Solve for x
    x = 206,286,238,029.37/508,693.35
  6. Step 6: Final answer
    x = 405,521.79

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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.