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Finding the Fourth Proportional to 504,363.53, 696,000.73 and 274,915.77

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Solution

The fourth proportional to 504,363.53, 696,000.73 and 274,915.77 is: 379,372.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,363.53 : 696,000.73 = 274,915.77 : x
  2. Step 2: Convert to fraction form
    504,363.53/696,000.73 = 274,915.77/x
  3. Step 3: Cross multiply
    504,363.53x = 696,000.73 × 274,915.77
  4. Step 4: Simplify right side
    504,363.53x = 191,341,574,479.19
  5. Step 5: Solve for x
    x = 191,341,574,479.19/504,363.53
  6. Step 6: Final answer
    x = 379,372.34

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1.5x scale

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.