Home / 513,058.59-769,918.32-276,566.13

Finding the Fourth Proportional to 513,058.59, 769,918.32 and 276,566.13

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Solution

The fourth proportional to 513,058.59, 769,918.32 and 276,566.13 is: 415,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,058.59 : 769,918.32 = 276,566.13 : x
  2. Step 2: Convert to fraction form
    513,058.59/769,918.32 = 276,566.13/x
  3. Step 3: Cross multiply
    513,058.59x = 769,918.32 × 276,566.13
  4. Step 4: Simplify right side
    513,058.59x = 212,933,330,178.50
  5. Step 5: Solve for x
    x = 212,933,330,178.50/513,058.59
  6. Step 6: Final answer
    x = 415,027.32

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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.