Home / 1,294,183.40-1,941,275.10-347,649.80

Finding the Fourth Proportional to 1,294,183.40, 1,941,275.10 and 347,649.80

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Solution

The fourth proportional to 1,294,183.40, 1,941,275.10 and 347,649.80 is: 521,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,183.40 : 1,941,275.10 = 347,649.80 : x
  2. Step 2: Convert to fraction form
    1,294,183.40/1,941,275.10 = 347,649.80/x
  3. Step 3: Cross multiply
    1,294,183.40x = 1,941,275.10 × 347,649.80
  4. Step 4: Simplify right side
    1,294,183.40x = 674,883,900,259.98
  5. Step 5: Solve for x
    x = 674,883,900,259.98/1,294,183.40
  6. Step 6: Final answer
    x = 521,474.70

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Double scale
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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.