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Finding the Fourth Proportional to 506,602.54, 699,108.96 and 277,155.67

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Solution

The fourth proportional to 506,602.54, 699,108.96 and 277,155.67 is: 382,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,602.54 : 699,108.96 = 277,155.67 : x
  2. Step 2: Convert to fraction form
    506,602.54/699,108.96 = 277,155.67/x
  3. Step 3: Cross multiply
    506,602.54x = 699,108.96 × 277,155.67
  4. Step 4: Simplify right side
    506,602.54x = 193,762,012,211.80
  5. Step 5: Solve for x
    x = 193,762,012,211.80/506,602.54
  6. Step 6: Final answer
    x = 382,473.43

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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.