Home / 714,817.24-986,377.98-413,004.76

Finding the Fourth Proportional to 714,817.24, 986,377.98 and 413,004.76

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Solution

The fourth proportional to 714,817.24, 986,377.98 and 413,004.76 is: 569,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,817.24 : 986,377.98 = 413,004.76 : x
  2. Step 2: Convert to fraction form
    714,817.24/986,377.98 = 413,004.76/x
  3. Step 3: Cross multiply
    714,817.24x = 986,377.98 × 413,004.76
  4. Step 4: Simplify right side
    714,817.24x = 407,378,800,899.19
  5. Step 5: Solve for x
    x = 407,378,800,899.19/714,817.24
  6. Step 6: Final answer
    x = 569,906.23

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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.