Home / 434,172.45-599,151.42-243,192.68

Finding the Fourth Proportional to 434,172.45, 599,151.42 and 243,192.68

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Solution

The fourth proportional to 434,172.45, 599,151.42 and 243,192.68 is: 335,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,172.45 : 599,151.42 = 243,192.68 : x
  2. Step 2: Convert to fraction form
    434,172.45/599,151.42 = 243,192.68/x
  3. Step 3: Cross multiply
    434,172.45x = 599,151.42 × 243,192.68
  4. Step 4: Simplify right side
    434,172.45x = 145,709,236,559.85
  5. Step 5: Solve for x
    x = 145,709,236,559.85/434,172.45
  6. Step 6: Final answer
    x = 335,602.22

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1.5x scale

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.