Home / 827,713.90-1,241,570.85-295,252.30

Finding the Fourth Proportional to 827,713.90, 1,241,570.85 and 295,252.30

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Solution

The fourth proportional to 827,713.90, 1,241,570.85 and 295,252.30 is: 442,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,713.90 : 1,241,570.85 = 295,252.30 : x
  2. Step 2: Convert to fraction form
    827,713.90/1,241,570.85 = 295,252.30/x
  3. Step 3: Cross multiply
    827,713.90x = 1,241,570.85 × 295,252.30
  4. Step 4: Simplify right side
    827,713.90x = 366,576,649,075.46
  5. Step 5: Solve for x
    x = 366,576,649,075.46/827,713.90
  6. Step 6: Final answer
    x = 442,878.45

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Double scale
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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.