Home / 557,568.40-837,008.70-553,631.80

Finding the Fourth Proportional to 557,568.40, 837,008.70 and 553,631.80

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Solution

The fourth proportional to 557,568.40, 837,008.70 and 553,631.80 is: 831,099.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,568.40 : 837,008.70 = 553,631.80 : x
  2. Step 2: Convert to fraction form
    557,568.40/837,008.70 = 553,631.80/x
  3. Step 3: Cross multiply
    557,568.40x = 837,008.70 × 553,631.80
  4. Step 4: Simplify right side
    557,568.40x = 463,394,633,196.66
  5. Step 5: Solve for x
    x = 463,394,633,196.66/557,568.40
  6. Step 6: Final answer
    x = 831,099.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.