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Finding the Fourth Proportional to 506,683.51, 699,222.87 and 277,242.30

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Solution

The fourth proportional to 506,683.51, 699,222.87 and 277,242.30 is: 382,594.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,683.51 : 699,222.87 = 277,242.30 : x
  2. Step 2: Convert to fraction form
    506,683.51/699,222.87 = 277,242.30/x
  3. Step 3: Cross multiply
    506,683.51x = 699,222.87 × 277,242.30
  4. Step 4: Simplify right side
    506,683.51x = 193,854,156,691.40
  5. Step 5: Solve for x
    x = 193,854,156,691.40/506,683.51
  6. Step 6: Final answer
    x = 382,594.17

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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.