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Finding the Fourth Proportional to 622,530.59, 933,130.67 and 444,497.85

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Solution

The fourth proportional to 622,530.59, 933,130.67 and 444,497.85 is: 666,271.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,530.59 : 933,130.67 = 444,497.85 : x
  2. Step 2: Convert to fraction form
    622,530.59/933,130.67 = 444,497.85/x
  3. Step 3: Cross multiply
    622,530.59x = 933,130.67 × 444,497.85
  4. Step 4: Simplify right side
    622,530.59x = 414,774,574,361.57
  5. Step 5: Solve for x
    x = 414,774,574,361.57/622,530.59
  6. Step 6: Final answer
    x = 666,271.80

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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.