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Finding the Fourth Proportional to 347,025.42, 520,537.95 and 97,707.42

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Solution

The fourth proportional to 347,025.42, 520,537.95 and 97,707.42 is: 146,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,025.42 : 520,537.95 = 97,707.42 : x
  2. Step 2: Convert to fraction form
    347,025.42/520,537.95 = 97,707.42/x
  3. Step 3: Cross multiply
    347,025.42x = 520,537.95 × 97,707.42
  4. Step 4: Simplify right side
    347,025.42x = 50,860,420,106.59
  5. Step 5: Solve for x
    x = 50,860,420,106.59/347,025.42
  6. Step 6: Final answer
    x = 146,561.08

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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.