Home / 996,624.81-1,374,910.81-609,457.16

Finding the Fourth Proportional to 996,624.81, 1,374,910.81 and 609,457.16

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Solution

The fourth proportional to 996,624.81, 1,374,910.81 and 609,457.16 is: 840,787.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,624.81 : 1,374,910.81 = 609,457.16 : x
  2. Step 2: Convert to fraction form
    996,624.81/1,374,910.81 = 609,457.16/x
  3. Step 3: Cross multiply
    996,624.81x = 1,374,910.81 × 609,457.16
  4. Step 4: Simplify right side
    996,624.81x = 837,949,239,429.53
  5. Step 5: Solve for x
    x = 837,949,239,429.53/996,624.81
  6. Step 6: Final answer
    x = 840,787.06

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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.