Home / 639,234.27-882,113.31-367,110.30

Finding the Fourth Proportional to 639,234.27, 882,113.31 and 367,110.30

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Solution

The fourth proportional to 639,234.27, 882,113.31 and 367,110.30 is: 506,595.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,234.27 : 882,113.31 = 367,110.30 : x
  2. Step 2: Convert to fraction form
    639,234.27/882,113.31 = 367,110.30/x
  3. Step 3: Cross multiply
    639,234.27x = 882,113.31 × 367,110.30
  4. Step 4: Simplify right side
    639,234.27x = 323,832,881,868.09
  5. Step 5: Solve for x
    x = 323,832,881,868.09/639,234.27
  6. Step 6: Final answer
    x = 506,595.00

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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.