Home / 502,582.64-693,569.40-276,234.80

Finding the Fourth Proportional to 502,582.64, 693,569.40 and 276,234.80

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Solution

The fourth proportional to 502,582.64, 693,569.40 and 276,234.80 is: 381,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,582.64 : 693,569.40 = 276,234.80 : x
  2. Step 2: Convert to fraction form
    502,582.64/693,569.40 = 276,234.80/x
  3. Step 3: Cross multiply
    502,582.64x = 693,569.40 × 276,234.80
  4. Step 4: Simplify right side
    502,582.64x = 191,588,004,495.12
  5. Step 5: Solve for x
    x = 191,588,004,495.12/502,582.64
  6. Step 6: Final answer
    x = 381,206.97

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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.