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Finding the Fourth Proportional to 343,181.77, 514,750.04 and 118,545.41

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Solution

The fourth proportional to 343,181.77, 514,750.04 and 118,545.41 is: 177,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,181.77 : 514,750.04 = 118,545.41 : x
  2. Step 2: Convert to fraction form
    343,181.77/514,750.04 = 118,545.41/x
  3. Step 3: Cross multiply
    343,181.77x = 514,750.04 × 118,545.41
  4. Step 4: Simplify right side
    343,181.77x = 61,021,254,539.32
  5. Step 5: Solve for x
    x = 61,021,254,539.32/343,181.77
  6. Step 6: Final answer
    x = 177,810.30

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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.