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Finding the Fourth Proportional to 503,926.06, 695,412 and 274,482.62

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Solution

The fourth proportional to 503,926.06, 695,412 and 274,482.62 is: 378,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,926.06 : 695,412 = 274,482.62 : x
  2. Step 2: Convert to fraction form
    503,926.06/695,412 = 274,482.62/x
  3. Step 3: Cross multiply
    503,926.06x = 695,412 × 274,482.62
  4. Step 4: Simplify right side
    503,926.06x = 190,878,509,477.97
  5. Step 5: Solve for x
    x = 190,878,509,477.97/503,926.06
  6. Step 6: Final answer
    x = 378,782.77

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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.