Home / 808,862.40-1,116,219.33-446,301.54

Finding the Fourth Proportional to 808,862.40, 1,116,219.33 and 446,301.54

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Solution

The fourth proportional to 808,862.40, 1,116,219.33 and 446,301.54 is: 615,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,862.40 : 1,116,219.33 = 446,301.54 : x
  2. Step 2: Convert to fraction form
    808,862.40/1,116,219.33 = 446,301.54/x
  3. Step 3: Cross multiply
    808,862.40x = 1,116,219.33 × 446,301.54
  4. Step 4: Simplify right side
    808,862.40x = 498,170,405,956.77
  5. Step 5: Solve for x
    x = 498,170,405,956.77/808,862.40
  6. Step 6: Final answer
    x = 615,890.18

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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.