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Finding the Fourth Proportional to 651,490.23, 899,081.24 and 365,000.52

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Solution

The fourth proportional to 651,490.23, 899,081.24 and 365,000.52 is: 503,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,490.23 : 899,081.24 = 365,000.52 : x
  2. Step 2: Convert to fraction form
    651,490.23/899,081.24 = 365,000.52/x
  3. Step 3: Cross multiply
    651,490.23x = 899,081.24 × 365,000.52
  4. Step 4: Simplify right side
    651,490.23x = 328,165,120,122.25
  5. Step 5: Solve for x
    x = 328,165,120,122.25/651,490.23
  6. Step 6: Final answer
    x = 503,714.57

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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.