Home / 514,829.20-772,243.80-293,645.20

Finding the Fourth Proportional to 514,829.20, 772,243.80 and 293,645.20

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Solution

The fourth proportional to 514,829.20, 772,243.80 and 293,645.20 is: 440,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,829.20 : 772,243.80 = 293,645.20 : x
  2. Step 2: Convert to fraction form
    514,829.20/772,243.80 = 293,645.20/x
  3. Step 3: Cross multiply
    514,829.20x = 772,243.80 × 293,645.20
  4. Step 4: Simplify right side
    514,829.20x = 226,765,685,099.76
  5. Step 5: Solve for x
    x = 226,765,685,099.76/514,829.20
  6. Step 6: Final answer
    x = 440,467.80

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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.