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Finding the Fourth Proportional to 264,973.79, 365,758.94 and 157,543.57

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Solution

The fourth proportional to 264,973.79, 365,758.94 and 157,543.57 is: 217,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,973.79 : 365,758.94 = 157,543.57 : x
  2. Step 2: Convert to fraction form
    264,973.79/365,758.94 = 157,543.57/x
  3. Step 3: Cross multiply
    264,973.79x = 365,758.94 × 157,543.57
  4. Step 4: Simplify right side
    264,973.79x = 57,622,968,256.07
  5. Step 5: Solve for x
    x = 57,622,968,256.07/264,973.79
  6. Step 6: Final answer
    x = 217,466.67

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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.