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Finding the Fourth Proportional to 604,313.40, 905,485.95 and 444,881.10

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Solution

The fourth proportional to 604,313.40, 905,485.95 and 444,881.10 is: 666,597.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,313.40 : 905,485.95 = 444,881.10 : x
  2. Step 2: Convert to fraction form
    604,313.40/905,485.95 = 444,881.10/x
  3. Step 3: Cross multiply
    604,313.40x = 905,485.95 × 444,881.10
  4. Step 4: Simplify right side
    604,313.40x = 402,833,585,470.55
  5. Step 5: Solve for x
    x = 402,833,585,470.55/604,313.40
  6. Step 6: Final answer
    x = 666,597.14

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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.