Home / 436,664.81-602,593.18-243,069.45

Finding the Fourth Proportional to 436,664.81, 602,593.18 and 243,069.45

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Solution

The fourth proportional to 436,664.81, 602,593.18 and 243,069.45 is: 335,433.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,664.81 : 602,593.18 = 243,069.45 : x
  2. Step 2: Convert to fraction form
    436,664.81/602,593.18 = 243,069.45/x
  3. Step 3: Cross multiply
    436,664.81x = 602,593.18 × 243,069.45
  4. Step 4: Simplify right side
    436,664.81x = 146,471,992,836.35
  5. Step 5: Solve for x
    x = 146,471,992,836.35/436,664.81
  6. Step 6: Final answer
    x = 335,433.47

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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.