Home / 656,799.89-906,435.20-366,502.73

Finding the Fourth Proportional to 656,799.89, 906,435.20 and 366,502.73

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Solution

The fourth proportional to 656,799.89, 906,435.20 and 366,502.73 is: 505,802.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,799.89 : 906,435.20 = 366,502.73 : x
  2. Step 2: Convert to fraction form
    656,799.89/906,435.20 = 366,502.73/x
  3. Step 3: Cross multiply
    656,799.89x = 906,435.20 × 366,502.73
  4. Step 4: Simplify right side
    656,799.89x = 332,210,973,535.58
  5. Step 5: Solve for x
    x = 332,210,973,535.58/656,799.89
  6. Step 6: Final answer
    x = 505,802.42

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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.