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Finding the Fourth Proportional to 568,244.36, 784,311.26 and 326,666.93

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Solution

The fourth proportional to 568,244.36, 784,311.26 and 326,666.93 is: 450,877.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,244.36 : 784,311.26 = 326,666.93 : x
  2. Step 2: Convert to fraction form
    568,244.36/784,311.26 = 326,666.93/x
  3. Step 3: Cross multiply
    568,244.36x = 784,311.26 × 326,666.93
  4. Step 4: Simplify right side
    568,244.36x = 256,208,545,913.74
  5. Step 5: Solve for x
    x = 256,208,545,913.74/568,244.36
  6. Step 6: Final answer
    x = 450,877.41

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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.