Home / 579,743.70-869,183.55-299,462.10

Finding the Fourth Proportional to 579,743.70, 869,183.55 and 299,462.10

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Solution

The fourth proportional to 579,743.70, 869,183.55 and 299,462.10 is: 448,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,743.70 : 869,183.55 = 299,462.10 : x
  2. Step 2: Convert to fraction form
    579,743.70/869,183.55 = 299,462.10/x
  3. Step 3: Cross multiply
    579,743.70x = 869,183.55 × 299,462.10
  4. Step 4: Simplify right side
    579,743.70x = 260,287,531,168.46
  5. Step 5: Solve for x
    x = 260,287,531,168.46/579,743.70
  6. Step 6: Final answer
    x = 448,970.00

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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.