Home / 943,134.05-1,301,323.16-561,086.21

Finding the Fourth Proportional to 943,134.05, 1,301,323.16 and 561,086.21

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Solution

The fourth proportional to 943,134.05, 1,301,323.16 and 561,086.21 is: 774,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,134.05 : 1,301,323.16 = 561,086.21 : x
  2. Step 2: Convert to fraction form
    943,134.05/1,301,323.16 = 561,086.21/x
  3. Step 3: Cross multiply
    943,134.05x = 1,301,323.16 × 561,086.21
  4. Step 4: Simplify right side
    943,134.05x = 730,154,470,517.58
  5. Step 5: Solve for x
    x = 730,154,470,517.58/943,134.05
  6. Step 6: Final answer
    x = 774,178.89

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Double scale
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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.