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Finding the Fourth Proportional to 503,927.69, 695,420.26 and 277,573.19

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Solution

The fourth proportional to 503,927.69, 695,420.26 and 277,573.19 is: 383,051.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,927.69 : 695,420.26 = 277,573.19 : x
  2. Step 2: Convert to fraction form
    503,927.69/695,420.26 = 277,573.19/x
  3. Step 3: Cross multiply
    503,927.69x = 695,420.26 × 277,573.19
  4. Step 4: Simplify right side
    503,927.69x = 193,030,021,003.45
  5. Step 5: Solve for x
    x = 193,030,021,003.45/503,927.69
  6. Step 6: Final answer
    x = 383,051.03

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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.