Home / 938,358.74-1,296,011.23-617,501.24

Finding the Fourth Proportional to 938,358.74, 1,296,011.23 and 617,501.24

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Solution

The fourth proportional to 938,358.74, 1,296,011.23 and 617,501.24 is: 852,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,358.74 : 1,296,011.23 = 617,501.24 : x
  2. Step 2: Convert to fraction form
    938,358.74/1,296,011.23 = 617,501.24/x
  3. Step 3: Cross multiply
    938,358.74x = 1,296,011.23 × 617,501.24
  4. Step 4: Simplify right side
    938,358.74x = 800,288,541,578.93
  5. Step 5: Solve for x
    x = 800,288,541,578.93/938,358.74
  6. Step 6: Final answer
    x = 852,859.90

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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.