Home / 446,268.35-615,696.38-285,217.67

Finding the Fourth Proportional to 446,268.35, 615,696.38 and 285,217.67

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Solution

The fourth proportional to 446,268.35, 615,696.38 and 285,217.67 is: 393,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,268.35 : 615,696.38 = 285,217.67 : x
  2. Step 2: Convert to fraction form
    446,268.35/615,696.38 = 285,217.67/x
  3. Step 3: Cross multiply
    446,268.35x = 615,696.38 × 285,217.67
  4. Step 4: Simplify right side
    446,268.35x = 175,607,484,565.60
  5. Step 5: Solve for x
    x = 175,607,484,565.60/446,268.35
  6. Step 6: Final answer
    x = 393,502.00

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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.