Home / 672,158.05-927,566.85-366,238.06

Finding the Fourth Proportional to 672,158.05, 927,566.85 and 366,238.06

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Solution

The fourth proportional to 672,158.05, 927,566.85 and 366,238.06 is: 505,402.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,158.05 : 927,566.85 = 366,238.06 : x
  2. Step 2: Convert to fraction form
    672,158.05/927,566.85 = 366,238.06/x
  3. Step 3: Cross multiply
    672,158.05x = 927,566.85 × 366,238.06
  4. Step 4: Simplify right side
    672,158.05x = 339,710,283,664.31
  5. Step 5: Solve for x
    x = 339,710,283,664.31/672,158.05
  6. Step 6: Final answer
    x = 505,402.39

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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.