Home / 403,005.33-556,226.82-231,038.73

Finding the Fourth Proportional to 403,005.33, 556,226.82 and 231,038.73

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Solution

The fourth proportional to 403,005.33, 556,226.82 and 231,038.73 is: 318,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,005.33 : 556,226.82 = 231,038.73 : x
  2. Step 2: Convert to fraction form
    403,005.33/556,226.82 = 231,038.73/x
  3. Step 3: Cross multiply
    403,005.33x = 556,226.82 × 231,038.73
  4. Step 4: Simplify right side
    403,005.33x = 128,509,938,084.74
  5. Step 5: Solve for x
    x = 128,509,938,084.74/403,005.33
  6. Step 6: Final answer
    x = 318,879.00

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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.