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Finding the Fourth Proportional to 374,968.80, 562,364.64 and 108,658.80

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Solution

The fourth proportional to 374,968.80, 562,364.64 and 108,658.80 is: 162,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,968.80 : 562,364.64 = 108,658.80 : x
  2. Step 2: Convert to fraction form
    374,968.80/562,364.64 = 108,658.80/x
  3. Step 3: Cross multiply
    374,968.80x = 562,364.64 × 108,658.80
  4. Step 4: Simplify right side
    374,968.80x = 61,105,866,944.83
  5. Step 5: Solve for x
    x = 61,105,866,944.83/374,968.80
  6. Step 6: Final answer
    x = 162,962.54

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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.