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Finding the Fourth Proportional to 1,014,304, 1,399,783.28 and 561,595

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Solution

The fourth proportional to 1,014,304, 1,399,783.28 and 561,595 is: 775,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,304 : 1,399,783.28 = 561,595 : x
  2. Step 2: Convert to fraction form
    1,014,304/1,399,783.28 = 561,595/x
  3. Step 3: Cross multiply
    1,014,304x = 1,399,783.28 × 561,595
  4. Step 4: Simplify right side
    1,014,304x = 786,111,291,131.60
  5. Step 5: Solve for x
    x = 786,111,291,131.60/1,014,304
  6. Step 6: Final answer
    x = 775,025.33

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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.