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Finding the Fourth Proportional to 452,424.88, 624,167.40 and 261,403.12

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Solution

The fourth proportional to 452,424.88, 624,167.40 and 261,403.12 is: 360,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,424.88 : 624,167.40 = 261,403.12 : x
  2. Step 2: Convert to fraction form
    452,424.88/624,167.40 = 261,403.12/x
  3. Step 3: Cross multiply
    452,424.88x = 624,167.40 × 261,403.12
  4. Step 4: Simplify right side
    452,424.88x = 163,159,305,762.29
  5. Step 5: Solve for x
    x = 163,159,305,762.29/452,424.88
  6. Step 6: Final answer
    x = 360,632.92

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1.5x scale

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.