Home / 443,317.73-611,779.16-252,331.13

Finding the Fourth Proportional to 443,317.73, 611,779.16 and 252,331.13

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Solution

The fourth proportional to 443,317.73, 611,779.16 and 252,331.13 is: 348,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,317.73 : 611,779.16 = 252,331.13 : x
  2. Step 2: Convert to fraction form
    443,317.73/611,779.16 = 252,331.13/x
  3. Step 3: Cross multiply
    443,317.73x = 611,779.16 × 252,331.13
  4. Step 4: Simplify right side
    443,317.73x = 154,370,926,753.25
  5. Step 5: Solve for x
    x = 154,370,926,753.25/443,317.73
  6. Step 6: Final answer
    x = 348,217.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.