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Finding the Fourth Proportional to 670,327.36, 925,057.77 and 364,404.34

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Solution

The fourth proportional to 670,327.36, 925,057.77 and 364,404.34 is: 502,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,327.36 : 925,057.77 = 364,404.34 : x
  2. Step 2: Convert to fraction form
    670,327.36/925,057.77 = 364,404.34/x
  3. Step 3: Cross multiply
    670,327.36x = 925,057.77 × 364,404.34
  4. Step 4: Simplify right side
    670,327.36x = 337,095,066,138.72
  5. Step 5: Solve for x
    x = 337,095,066,138.72/670,327.36
  6. Step 6: Final answer
    x = 502,881.26

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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.