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Finding the Fourth Proportional to 624,950.64, 937,581.48 and 181,718.64

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Solution

The fourth proportional to 624,950.64, 937,581.48 and 181,718.64 is: 272,623.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,950.64 : 937,581.48 = 181,718.64 : x
  2. Step 2: Convert to fraction form
    624,950.64/937,581.48 = 181,718.64/x
  3. Step 3: Cross multiply
    624,950.64x = 937,581.48 × 181,718.64
  4. Step 4: Simplify right side
    624,950.64x = 170,376,031,434.79
  5. Step 5: Solve for x
    x = 170,376,031,434.79/624,950.64
  6. Step 6: Final answer
    x = 272,623.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.