Home / 559,111.24-771,553.14-304,456.84

Finding the Fourth Proportional to 559,111.24, 771,553.14 and 304,456.84

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Solution

The fourth proportional to 559,111.24, 771,553.14 and 304,456.84 is: 420,139.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,111.24 : 771,553.14 = 304,456.84 : x
  2. Step 2: Convert to fraction form
    559,111.24/771,553.14 = 304,456.84/x
  3. Step 3: Cross multiply
    559,111.24x = 771,553.14 × 304,456.84
  4. Step 4: Simplify right side
    559,111.24x = 234,904,630,896.48
  5. Step 5: Solve for x
    x = 234,904,630,896.48/559,111.24
  6. Step 6: Final answer
    x = 420,139.35

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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.