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Finding the Fourth Proportional to 264,762.87, 365,425.93 and 157,312.25

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Solution

The fourth proportional to 264,762.87, 365,425.93 and 157,312.25 is: 217,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,762.87 : 365,425.93 = 157,312.25 : x
  2. Step 2: Convert to fraction form
    264,762.87/365,425.93 = 157,312.25/x
  3. Step 3: Cross multiply
    264,762.87x = 365,425.93 × 157,312.25
  4. Step 4: Simplify right side
    264,762.87x = 57,485,975,256.64
  5. Step 5: Solve for x
    x = 57,485,975,256.64/264,762.87
  6. Step 6: Final answer
    x = 217,122.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.