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Finding the Fourth Proportional to 503,650.26, 695,016.36 and 277,281.18

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Solution

The fourth proportional to 503,650.26, 695,016.36 and 277,281.18 is: 382,636.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,650.26 : 695,016.36 = 277,281.18 : x
  2. Step 2: Convert to fraction form
    503,650.26/695,016.36 = 277,281.18/x
  3. Step 3: Cross multiply
    503,650.26x = 695,016.36 × 277,281.18
  4. Step 4: Simplify right side
    503,650.26x = 192,714,956,420.11
  5. Step 5: Solve for x
    x = 192,714,956,420.11/503,650.26
  6. Step 6: Final answer
    x = 382,636.47

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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.