Home / 346,545.45-519,593.40-146,811.60

Finding the Fourth Proportional to 346,545.45, 519,593.40 and 146,811.60

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Solution

The fourth proportional to 346,545.45, 519,593.40 and 146,811.60 is: 220,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,545.45 : 519,593.40 = 146,811.60 : x
  2. Step 2: Convert to fraction form
    346,545.45/519,593.40 = 146,811.60/x
  3. Step 3: Cross multiply
    346,545.45x = 519,593.40 × 146,811.60
  4. Step 4: Simplify right side
    346,545.45x = 76,282,338,403.44
  5. Step 5: Solve for x
    x = 76,282,338,403.44/346,545.45
  6. Step 6: Final answer
    x = 220,122.18

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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.