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Finding the Fourth Proportional to 452,466.72, 624,432.96 and 251,262.72

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Solution

The fourth proportional to 452,466.72, 624,432.96 and 251,262.72 is: 346,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,466.72 : 624,432.96 = 251,262.72 : x
  2. Step 2: Convert to fraction form
    452,466.72/624,432.96 = 251,262.72/x
  3. Step 3: Cross multiply
    452,466.72x = 624,432.96 × 251,262.72
  4. Step 4: Simplify right side
    452,466.72x = 156,896,723,987.25
  5. Step 5: Solve for x
    x = 156,896,723,987.25/452,466.72
  6. Step 6: Final answer
    x = 346,758.59

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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.