Home / 943,348.13-1,301,843.75-513,651.77

Finding the Fourth Proportional to 943,348.13, 1,301,843.75 and 513,651.77

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Solution

The fourth proportional to 943,348.13, 1,301,843.75 and 513,651.77 is: 708,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,348.13 : 1,301,843.75 = 513,651.77 : x
  2. Step 2: Convert to fraction form
    943,348.13/1,301,843.75 = 513,651.77/x
  3. Step 3: Cross multiply
    943,348.13x = 1,301,843.75 × 513,651.77
  4. Step 4: Simplify right side
    943,348.13x = 668,694,343,882.68
  5. Step 5: Solve for x
    x = 668,694,343,882.68/943,348.13
  6. Step 6: Final answer
    x = 708,852.14

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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.