Home / 695,827.08-960,251.64-405,432.36

Finding the Fourth Proportional to 695,827.08, 960,251.64 and 405,432.36

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Solution

The fourth proportional to 695,827.08, 960,251.64 and 405,432.36 is: 559,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,827.08 : 960,251.64 = 405,432.36 : x
  2. Step 2: Convert to fraction form
    695,827.08/960,251.64 = 405,432.36/x
  3. Step 3: Cross multiply
    695,827.08x = 960,251.64 × 405,432.36
  4. Step 4: Simplify right side
    695,827.08x = 389,317,088,599.07
  5. Step 5: Solve for x
    x = 389,317,088,599.07/695,827.08
  6. Step 6: Final answer
    x = 559,502.64

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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.