Home / 847,058.64-1,168,959.78-465,086.94

Finding the Fourth Proportional to 847,058.64, 1,168,959.78 and 465,086.94

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Solution

The fourth proportional to 847,058.64, 1,168,959.78 and 465,086.94 is: 641,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,058.64 : 1,168,959.78 = 465,086.94 : x
  2. Step 2: Convert to fraction form
    847,058.64/1,168,959.78 = 465,086.94/x
  3. Step 3: Cross multiply
    847,058.64x = 1,168,959.78 × 465,086.94
  4. Step 4: Simplify right side
    847,058.64x = 543,667,927,063.27
  5. Step 5: Solve for x
    x = 543,667,927,063.27/847,058.64
  6. Step 6: Final answer
    x = 641,830.33

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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.