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Finding the Fourth Proportional to 654,526.96, 903,252.60 and 368,044.54

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Solution

The fourth proportional to 654,526.96, 903,252.60 and 368,044.54 is: 507,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,526.96 : 903,252.60 = 368,044.54 : x
  2. Step 2: Convert to fraction form
    654,526.96/903,252.60 = 368,044.54/x
  3. Step 3: Cross multiply
    654,526.96x = 903,252.60 × 368,044.54
  4. Step 4: Simplify right side
    654,526.96x = 332,437,187,670.80
  5. Step 5: Solve for x
    x = 332,437,187,670.80/654,526.96
  6. Step 6: Final answer
    x = 507,904.50

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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.