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Finding the Fourth Proportional to 374,657.50, 562,055.56 and 118,554.55

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Solution

The fourth proportional to 374,657.50, 562,055.56 and 118,554.55 is: 177,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,657.50 : 562,055.56 = 118,554.55 : x
  2. Step 2: Convert to fraction form
    374,657.50/562,055.56 = 118,554.55/x
  3. Step 3: Cross multiply
    374,657.50x = 562,055.56 × 118,554.55
  4. Step 4: Simplify right side
    374,657.50x = 66,634,243,990.80
  5. Step 5: Solve for x
    x = 66,634,243,990.80/374,657.50
  6. Step 6: Final answer
    x = 177,853.76

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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.