Home / 966,131.10-1,449,196.65-609,990.30

Finding the Fourth Proportional to 966,131.10, 1,449,196.65 and 609,990.30

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Solution

The fourth proportional to 966,131.10, 1,449,196.65 and 609,990.30 is: 914,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,131.10 : 1,449,196.65 = 609,990.30 : x
  2. Step 2: Convert to fraction form
    966,131.10/1,449,196.65 = 609,990.30/x
  3. Step 3: Cross multiply
    966,131.10x = 1,449,196.65 × 609,990.30
  4. Step 4: Simplify right side
    966,131.10x = 883,995,899,292.50
  5. Step 5: Solve for x
    x = 883,995,899,292.50/966,131.10
  6. Step 6: Final answer
    x = 914,985.45

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Double scale
Find fourth proportional to 966,132.10, 1,449,198.15 and 609,991.30
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.