Home / 788,424.03-1,183,383.72-487,995.84

Finding the Fourth Proportional to 788,424.03, 1,183,383.72 and 487,995.84

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Solution

The fourth proportional to 788,424.03, 1,183,383.72 and 487,995.84 is: 732,456.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,424.03 : 1,183,383.72 = 487,995.84 : x
  2. Step 2: Convert to fraction form
    788,424.03/1,183,383.72 = 487,995.84/x
  3. Step 3: Cross multiply
    788,424.03x = 1,183,383.72 × 487,995.84
  4. Step 4: Simplify right side
    788,424.03x = 577,486,324,126.83
  5. Step 5: Solve for x
    x = 577,486,324,126.83/788,424.03
  6. Step 6: Final answer
    x = 732,456.53

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Double scale
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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.