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Finding the Fourth Proportional to 700,943.78, 967,625.34 and 410,514.98

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Solution

The fourth proportional to 700,943.78, 967,625.34 and 410,514.98 is: 566,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,943.78 : 967,625.34 = 410,514.98 : x
  2. Step 2: Convert to fraction form
    700,943.78/967,625.34 = 410,514.98/x
  3. Step 3: Cross multiply
    700,943.78x = 967,625.34 × 410,514.98
  4. Step 4: Simplify right side
    700,943.78x = 397,224,697,097.59
  5. Step 5: Solve for x
    x = 397,224,697,097.59/700,943.78
  6. Step 6: Final answer
    x = 566,699.80

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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.