Home / 546,964.56-820,813.77-191,979.63

Finding the Fourth Proportional to 546,964.56, 820,813.77 and 191,979.63

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Solution

The fourth proportional to 546,964.56, 820,813.77 and 191,979.63 is: 288,098.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,964.56 : 820,813.77 = 191,979.63 : x
  2. Step 2: Convert to fraction form
    546,964.56/820,813.77 = 191,979.63/x
  3. Step 3: Cross multiply
    546,964.56x = 820,813.77 × 191,979.63
  4. Step 4: Simplify right side
    546,964.56x = 157,579,523,863.51
  5. Step 5: Solve for x
    x = 157,579,523,863.51/546,964.56
  6. Step 6: Final answer
    x = 288,098.23

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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.