Home / 456,123.28-629,550.06-265,246.80

Finding the Fourth Proportional to 456,123.28, 629,550.06 and 265,246.80

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Solution

The fourth proportional to 456,123.28, 629,550.06 and 265,246.80 is: 366,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,123.28 : 629,550.06 = 265,246.80 : x
  2. Step 2: Convert to fraction form
    456,123.28/629,550.06 = 265,246.80/x
  3. Step 3: Cross multiply
    456,123.28x = 629,550.06 × 265,246.80
  4. Step 4: Simplify right side
    456,123.28x = 166,986,138,854.81
  5. Step 5: Solve for x
    x = 166,986,138,854.81/456,123.28
  6. Step 6: Final answer
    x = 366,098.70

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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.