Home / 604,015.90-905,039.70-444,583.60

Finding the Fourth Proportional to 604,015.90, 905,039.70 and 444,583.60

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Solution

The fourth proportional to 604,015.90, 905,039.70 and 444,583.60 is: 666,151.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,015.90 : 905,039.70 = 444,583.60 : x
  2. Step 2: Convert to fraction form
    604,015.90/905,039.70 = 444,583.60/x
  3. Step 3: Cross multiply
    604,015.90x = 905,039.70 × 444,583.60
  4. Step 4: Simplify right side
    604,015.90x = 402,365,807,968.92
  5. Step 5: Solve for x
    x = 402,365,807,968.92/604,015.90
  6. Step 6: Final answer
    x = 666,151.02

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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.