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Finding the Fourth Proportional to 541,473.84, 812,193.51 and 257,368.77

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Solution

The fourth proportional to 541,473.84, 812,193.51 and 257,368.77 is: 386,044.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,473.84 : 812,193.51 = 257,368.77 : x
  2. Step 2: Convert to fraction form
    541,473.84/812,193.51 = 257,368.77/x
  3. Step 3: Cross multiply
    541,473.84x = 812,193.51 × 257,368.77
  4. Step 4: Simplify right side
    541,473.84x = 209,033,244,670.68
  5. Step 5: Solve for x
    x = 209,033,244,670.68/541,473.84
  6. Step 6: Final answer
    x = 386,044.96

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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.