Home / 823,505.07-1,234,757.04-343,152.39

Finding the Fourth Proportional to 823,505.07, 1,234,757.04 and 343,152.39

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Solution

The fourth proportional to 823,505.07, 1,234,757.04 and 343,152.39 is: 514,520.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,505.07 : 1,234,757.04 = 343,152.39 : x
  2. Step 2: Convert to fraction form
    823,505.07/1,234,757.04 = 343,152.39/x
  3. Step 3: Cross multiply
    823,505.07x = 1,234,757.04 × 343,152.39
  4. Step 4: Simplify right side
    823,505.07x = 423,709,829,345.33
  5. Step 5: Solve for x
    x = 423,709,829,345.33/823,505.07
  6. Step 6: Final answer
    x = 514,520.00

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1.5x scale

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.