Home / 788,786.28-1,088,748.36-466,608.36

Finding the Fourth Proportional to 788,786.28, 1,088,748.36 and 466,608.36

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Solution

The fourth proportional to 788,786.28, 1,088,748.36 and 466,608.36 is: 644,051.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,786.28 : 1,088,748.36 = 466,608.36 : x
  2. Step 2: Convert to fraction form
    788,786.28/1,088,748.36 = 466,608.36/x
  3. Step 3: Cross multiply
    788,786.28x = 1,088,748.36 × 466,608.36
  4. Step 4: Simplify right side
    788,786.28x = 508,019,086,712.29
  5. Step 5: Solve for x
    x = 508,019,086,712.29/788,786.28
  6. Step 6: Final answer
    x = 644,051.63

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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.