Home / 544,719.10-817,078.65-264,783.10

Finding the Fourth Proportional to 544,719.10, 817,078.65 and 264,783.10

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Solution

The fourth proportional to 544,719.10, 817,078.65 and 264,783.10 is: 397,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,719.10 : 817,078.65 = 264,783.10 : x
  2. Step 2: Convert to fraction form
    544,719.10/817,078.65 = 264,783.10/x
  3. Step 3: Cross multiply
    544,719.10x = 817,078.65 × 264,783.10
  4. Step 4: Simplify right side
    544,719.10x = 216,348,617,890.82
  5. Step 5: Solve for x
    x = 216,348,617,890.82/544,719.10
  6. Step 6: Final answer
    x = 397,174.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.