Home / 506,384.47-698,782.30-276,896.22

Finding the Fourth Proportional to 506,384.47, 698,782.30 and 276,896.22

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Solution

The fourth proportional to 506,384.47, 698,782.30 and 276,896.22 is: 382,101.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,384.47 : 698,782.30 = 276,896.22 : x
  2. Step 2: Convert to fraction form
    506,384.47/698,782.30 = 276,896.22/x
  3. Step 3: Cross multiply
    506,384.47x = 698,782.30 × 276,896.22
  4. Step 4: Simplify right side
    506,384.47x = 193,490,177,472.91
  5. Step 5: Solve for x
    x = 193,490,177,472.91/506,384.47
  6. Step 6: Final answer
    x = 382,101.33

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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.