Home / 519,431.40-779,048.69-182,392.83

Finding the Fourth Proportional to 519,431.40, 779,048.69 and 182,392.83

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Solution

The fourth proportional to 519,431.40, 779,048.69 and 182,392.83 is: 273,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,431.40 : 779,048.69 = 182,392.83 : x
  2. Step 2: Convert to fraction form
    519,431.40/779,048.69 = 182,392.83/x
  3. Step 3: Cross multiply
    519,431.40x = 779,048.69 × 182,392.83
  4. Step 4: Simplify right side
    519,431.40x = 142,092,894,364.93
  5. Step 5: Solve for x
    x = 142,092,894,364.93/519,431.40
  6. Step 6: Final answer
    x = 273,554.69

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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.