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Finding the Fourth Proportional to 562,893.96, 844,345.26 and 163,561.80

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Solution

The fourth proportional to 562,893.96, 844,345.26 and 163,561.80 is: 245,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,893.96 : 844,345.26 = 163,561.80 : x
  2. Step 2: Convert to fraction form
    562,893.96/844,345.26 = 163,561.80/x
  3. Step 3: Cross multiply
    562,893.96x = 844,345.26 × 163,561.80
  4. Step 4: Simplify right side
    562,893.96x = 138,102,630,547.07
  5. Step 5: Solve for x
    x = 138,102,630,547.07/562,893.96
  6. Step 6: Final answer
    x = 245,343.96

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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.