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Finding the Fourth Proportional to 503,485.02, 754,698.57 and 253,643.10

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Solution

The fourth proportional to 503,485.02, 754,698.57 and 253,643.10 is: 380,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,485.02 : 754,698.57 = 253,643.10 : x
  2. Step 2: Convert to fraction form
    503,485.02/754,698.57 = 253,643.10/x
  3. Step 3: Cross multiply
    503,485.02x = 754,698.57 × 253,643.10
  4. Step 4: Simplify right side
    503,485.02x = 191,424,084,860.37
  5. Step 5: Solve for x
    x = 191,424,084,860.37/503,485.02
  6. Step 6: Final answer
    x = 380,198.17

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.