Home / 519,723.12-717,246.72-366,810.24

Finding the Fourth Proportional to 519,723.12, 717,246.72 and 366,810.24

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Solution

The fourth proportional to 519,723.12, 717,246.72 and 366,810.24 is: 506,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,723.12 : 717,246.72 = 366,810.24 : x
  2. Step 2: Convert to fraction form
    519,723.12/717,246.72 = 366,810.24/x
  3. Step 3: Cross multiply
    519,723.12x = 717,246.72 × 366,810.24
  4. Step 4: Simplify right side
    519,723.12x = 263,093,441,502.41
  5. Step 5: Solve for x
    x = 263,093,441,502.41/519,723.12
  6. Step 6: Final answer
    x = 506,218.47

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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.