Home / 454,669.95-627,443.24-263,795.07

Finding the Fourth Proportional to 454,669.95, 627,443.24 and 263,795.07

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Solution

The fourth proportional to 454,669.95, 627,443.24 and 263,795.07 is: 364,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,669.95 : 627,443.24 = 263,795.07 : x
  2. Step 2: Convert to fraction form
    454,669.95/627,443.24 = 263,795.07/x
  3. Step 3: Cross multiply
    454,669.95x = 627,443.24 × 263,795.07
  4. Step 4: Simplify right side
    454,669.95x = 165,516,432,097.85
  5. Step 5: Solve for x
    x = 165,516,432,097.85/454,669.95
  6. Step 6: Final answer
    x = 364,036.44

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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.