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Finding the Fourth Proportional to 508,040.02, 700,935.69 and 293,151.88

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Solution

The fourth proportional to 508,040.02, 700,935.69 and 293,151.88 is: 404,457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,040.02 : 700,935.69 = 293,151.88 : x
  2. Step 2: Convert to fraction form
    508,040.02/700,935.69 = 293,151.88/x
  3. Step 3: Cross multiply
    508,040.02x = 700,935.69 × 293,151.88
  4. Step 4: Simplify right side
    508,040.02x = 205,480,615,282.60
  5. Step 5: Solve for x
    x = 205,480,615,282.60/508,040.02
  6. Step 6: Final answer
    x = 404,457.54

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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.