Home / 938,257.64-1,294,915.46-524,817.39

Finding the Fourth Proportional to 938,257.64, 1,294,915.46 and 524,817.39

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Solution

The fourth proportional to 938,257.64, 1,294,915.46 and 524,817.39 is: 724,315.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,257.64 : 1,294,915.46 = 524,817.39 : x
  2. Step 2: Convert to fraction form
    938,257.64/1,294,915.46 = 524,817.39/x
  3. Step 3: Cross multiply
    938,257.64x = 1,294,915.46 × 524,817.39
  4. Step 4: Simplify right side
    938,257.64x = 679,594,151,987.85
  5. Step 5: Solve for x
    x = 679,594,151,987.85/938,257.64
  6. Step 6: Final answer
    x = 724,315.07

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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.