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Finding the Fourth Proportional to 463,355.32, 693,768.78 and 350,694.76

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Solution

The fourth proportional to 463,355.32, 693,768.78 and 350,694.76 is: 525,085.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,355.32 : 693,768.78 = 350,694.76 : x
  2. Step 2: Convert to fraction form
    463,355.32/693,768.78 = 350,694.76/x
  3. Step 3: Cross multiply
    463,355.32x = 693,768.78 × 350,694.76
  4. Step 4: Simplify right side
    463,355.32x = 243,301,075,797.59
  5. Step 5: Solve for x
    x = 243,301,075,797.59/463,355.32
  6. Step 6: Final answer
    x = 525,085.32

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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.