Home / 788,896.20-1,183,344.30-657,676.20

Finding the Fourth Proportional to 788,896.20, 1,183,344.30 and 657,676.20

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Solution

The fourth proportional to 788,896.20, 1,183,344.30 and 657,676.20 is: 986,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,896.20 : 1,183,344.30 = 657,676.20 : x
  2. Step 2: Convert to fraction form
    788,896.20/1,183,344.30 = 657,676.20/x
  3. Step 3: Cross multiply
    788,896.20x = 1,183,344.30 × 657,676.20
  4. Step 4: Simplify right side
    788,896.20x = 778,257,382,515.66
  5. Step 5: Solve for x
    x = 778,257,382,515.66/788,896.20
  6. Step 6: Final answer
    x = 986,514.30

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Half scale
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Double scale
Find fourth proportional to 788,897.20, 1,183,345.80 and 657,677.20
Similar ratio
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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.