Home / 424,949.50-586,956.92-308,477.08

Finding the Fourth Proportional to 424,949.50, 586,956.92 and 308,477.08

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Solution

The fourth proportional to 424,949.50, 586,956.92 and 308,477.08 is: 426,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,949.50 : 586,956.92 = 308,477.08 : x
  2. Step 2: Convert to fraction form
    424,949.50/586,956.92 = 308,477.08/x
  3. Step 3: Cross multiply
    424,949.50x = 586,956.92 × 308,477.08
  4. Step 4: Simplify right side
    424,949.50x = 181,062,756,767.39
  5. Step 5: Solve for x
    x = 181,062,756,767.39/424,949.50
  6. Step 6: Final answer
    x = 426,080.64

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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.