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Finding the Fourth Proportional to 525,463.66, 788,453.07 and 325,731.16

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Solution

The fourth proportional to 525,463.66, 788,453.07 and 325,731.16 is: 488,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,463.66 : 788,453.07 = 325,731.16 : x
  2. Step 2: Convert to fraction form
    525,463.66/788,453.07 = 325,731.16/x
  3. Step 3: Cross multiply
    525,463.66x = 788,453.07 × 325,731.16
  4. Step 4: Simplify right side
    525,463.66x = 256,823,733,096.66
  5. Step 5: Solve for x
    x = 256,823,733,096.66/525,463.66
  6. Step 6: Final answer
    x = 488,756.41

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1.5x scale

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.