Home / 996,871.32-1,374,814.08-609,393.24

Finding the Fourth Proportional to 996,871.32, 1,374,814.08 and 609,393.24

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Solution

The fourth proportional to 996,871.32, 1,374,814.08 and 609,393.24 is: 840,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,871.32 : 1,374,814.08 = 609,393.24 : x
  2. Step 2: Convert to fraction form
    996,871.32/1,374,814.08 = 609,393.24/x
  3. Step 3: Cross multiply
    996,871.32x = 1,374,814.08 × 609,393.24
  4. Step 4: Simplify right side
    996,871.32x = 837,802,406,608.82
  5. Step 5: Solve for x
    x = 837,802,406,608.82/996,871.32
  6. Step 6: Final answer
    x = 840,431.85

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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.