Home / 726,525.06-1,002,609.51-404,248.74

Finding the Fourth Proportional to 726,525.06, 1,002,609.51 and 404,248.74

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Solution

The fourth proportional to 726,525.06, 1,002,609.51 and 404,248.74 is: 557,866.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,525.06 : 1,002,609.51 = 404,248.74 : x
  2. Step 2: Convert to fraction form
    726,525.06/1,002,609.51 = 404,248.74/x
  3. Step 3: Cross multiply
    726,525.06x = 1,002,609.51 × 404,248.74
  4. Step 4: Simplify right side
    726,525.06x = 405,303,631,129.52
  5. Step 5: Solve for x
    x = 405,303,631,129.52/726,525.06
  6. Step 6: Final answer
    x = 557,866.00

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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.