Home / 584,738.02-806,929.78-326,618.56

Finding the Fourth Proportional to 584,738.02, 806,929.78 and 326,618.56

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Solution

The fourth proportional to 584,738.02, 806,929.78 and 326,618.56 is: 450,728.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,738.02 : 806,929.78 = 326,618.56 : x
  2. Step 2: Convert to fraction form
    584,738.02/806,929.78 = 326,618.56/x
  3. Step 3: Cross multiply
    584,738.02x = 806,929.78 × 326,618.56
  4. Step 4: Simplify right side
    584,738.02x = 263,558,242,764.72
  5. Step 5: Solve for x
    x = 263,558,242,764.72/584,738.02
  6. Step 6: Final answer
    x = 450,728.76

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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.