Home / 523,631.79-723,038.00-426,850.83

Finding the Fourth Proportional to 523,631.79, 723,038.00 and 426,850.83

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Solution

The fourth proportional to 523,631.79, 723,038.00 and 426,850.83 is: 589,401.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,631.79 : 723,038.00 = 426,850.83 : x
  2. Step 2: Convert to fraction form
    523,631.79/723,038.00 = 426,850.83/x
  3. Step 3: Cross multiply
    523,631.79x = 723,038.00 × 426,850.83
  4. Step 4: Simplify right side
    523,631.79x = 308,629,368,287.29
  5. Step 5: Solve for x
    x = 308,629,368,287.29/523,631.79
  6. Step 6: Final answer
    x = 589,401.51

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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.