Home / 809,283.32-1,116,811.06-446,707.28

Finding the Fourth Proportional to 809,283.32, 1,116,811.06 and 446,707.28

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Solution

The fourth proportional to 809,283.32, 1,116,811.06 and 446,707.28 is: 616,456.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,283.32 : 1,116,811.06 = 446,707.28 : x
  2. Step 2: Convert to fraction form
    809,283.32/1,116,811.06 = 446,707.28/x
  3. Step 3: Cross multiply
    809,283.32x = 1,116,811.06 × 446,707.28
  4. Step 4: Simplify right side
    809,283.32x = 498,887,630,886.52
  5. Step 5: Solve for x
    x = 498,887,630,886.52/809,283.32
  6. Step 6: Final answer
    x = 616,456.09

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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.