Home / 827,795.70-1,241,693.55-575,853.30

Finding the Fourth Proportional to 827,795.70, 1,241,693.55 and 575,853.30

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Solution

The fourth proportional to 827,795.70, 1,241,693.55 and 575,853.30 is: 863,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,795.70 : 1,241,693.55 = 575,853.30 : x
  2. Step 2: Convert to fraction form
    827,795.70/1,241,693.55 = 575,853.30/x
  3. Step 3: Cross multiply
    827,795.70x = 1,241,693.55 × 575,853.30
  4. Step 4: Simplify right side
    827,795.70x = 715,033,328,356.22
  5. Step 5: Solve for x
    x = 715,033,328,356.22/827,795.70
  6. Step 6: Final answer
    x = 863,779.95

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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.