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Finding the Fourth Proportional to 569,554.47, 786,000.92 and 314,914.77

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Solution

The fourth proportional to 569,554.47, 786,000.92 and 314,914.77 is: 434,591.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,554.47 : 786,000.92 = 314,914.77 : x
  2. Step 2: Convert to fraction form
    569,554.47/786,000.92 = 314,914.77/x
  3. Step 3: Cross multiply
    569,554.47x = 786,000.92 × 314,914.77
  4. Step 4: Simplify right side
    569,554.47x = 247,523,297,367.02
  5. Step 5: Solve for x
    x = 247,523,297,367.02/569,554.47
  6. Step 6: Final answer
    x = 434,591.09

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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.