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Finding the Fourth Proportional to 292,573.50, 403,637.13 and 170,045.52

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Solution

The fourth proportional to 292,573.50, 403,637.13 and 170,045.52 is: 234,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,573.50 : 403,637.13 = 170,045.52 : x
  2. Step 2: Convert to fraction form
    292,573.50/403,637.13 = 170,045.52/x
  3. Step 3: Cross multiply
    292,573.50x = 403,637.13 × 170,045.52
  4. Step 4: Simplify right side
    292,573.50x = 68,636,685,662.16
  5. Step 5: Solve for x
    x = 68,636,685,662.16/292,573.50
  6. Step 6: Final answer
    x = 234,596.39

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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.