Home / 927,417.39-1,286,383.75-902,835.51

Finding the Fourth Proportional to 927,417.39, 1,286,383.75 and 902,835.51

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Solution

The fourth proportional to 927,417.39, 1,286,383.75 and 902,835.51 is: 1,252,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,417.39 : 1,286,383.75 = 902,835.51 : x
  2. Step 2: Convert to fraction form
    927,417.39/1,286,383.75 = 902,835.51/x
  3. Step 3: Cross multiply
    927,417.39x = 1,286,383.75 × 902,835.51
  4. Step 4: Simplify right side
    927,417.39x = 1,161,392,928,986.96
  5. Step 5: Solve for x
    x = 1,161,392,928,986.96/927,417.39
  6. Step 6: Final answer
    x = 1,252,287.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.