Home / 817,058.37-1,127,608.65-454,550.52

Finding the Fourth Proportional to 817,058.37, 1,127,608.65 and 454,550.52

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Solution

The fourth proportional to 817,058.37, 1,127,608.65 and 454,550.52 is: 627,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,058.37 : 1,127,608.65 = 454,550.52 : x
  2. Step 2: Convert to fraction form
    817,058.37/1,127,608.65 = 454,550.52/x
  3. Step 3: Cross multiply
    817,058.37x = 1,127,608.65 × 454,550.52
  4. Step 4: Simplify right side
    817,058.37x = 512,555,098,214.00
  5. Step 5: Solve for x
    x = 512,555,098,214.00/817,058.37
  6. Step 6: Final answer
    x = 627,317.60

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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.