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Finding the Fourth Proportional to 544,915.84, 817,372.80 and 170,938.24

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Solution

The fourth proportional to 544,915.84, 817,372.80 and 170,938.24 is: 256,407.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,915.84 : 817,372.80 = 170,938.24 : x
  2. Step 2: Convert to fraction form
    544,915.84/817,372.80 = 170,938.24/x
  3. Step 3: Cross multiply
    544,915.84x = 817,372.80 × 170,938.24
  4. Step 4: Simplify right side
    544,915.84x = 139,720,267,855.87
  5. Step 5: Solve for x
    x = 139,720,267,855.87/544,915.84
  6. Step 6: Final answer
    x = 256,407.06

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1.5x scale

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.