Home / 788,892.20-1,183,338.30-657,672.20

Finding the Fourth Proportional to 788,892.20, 1,183,338.30 and 657,672.20

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Solution

The fourth proportional to 788,892.20, 1,183,338.30 and 657,672.20 is: 986,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,892.20 : 1,183,338.30 = 657,672.20 : x
  2. Step 2: Convert to fraction form
    788,892.20/1,183,338.30 = 657,672.20/x
  3. Step 3: Cross multiply
    788,892.20x = 1,183,338.30 × 657,672.20
  4. Step 4: Simplify right side
    788,892.20x = 778,248,703,105.26
  5. Step 5: Solve for x
    x = 778,248,703,105.26/788,892.20
  6. Step 6: Final answer
    x = 986,508.30

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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.