Home / 669,853.80-1,003,614.30-576,541.80

Finding the Fourth Proportional to 669,853.80, 1,003,614.30 and 576,541.80

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Solution

The fourth proportional to 669,853.80, 1,003,614.30 and 576,541.80 is: 863,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,853.80 : 1,003,614.30 = 576,541.80 : x
  2. Step 2: Convert to fraction form
    669,853.80/1,003,614.30 = 576,541.80/x
  3. Step 3: Cross multiply
    669,853.80x = 1,003,614.30 × 576,541.80
  4. Step 4: Simplify right side
    669,853.80x = 578,625,595,027.74
  5. Step 5: Solve for x
    x = 578,625,595,027.74/669,853.80
  6. Step 6: Final answer
    x = 863,808.78

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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.