Home / 434,818.80-651,353.40-247,611.60

Finding the Fourth Proportional to 434,818.80, 651,353.40 and 247,611.60

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Solution

The fourth proportional to 434,818.80, 651,353.40 and 247,611.60 is: 370,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,818.80 : 651,353.40 = 247,611.60 : x
  2. Step 2: Convert to fraction form
    434,818.80/651,353.40 = 247,611.60/x
  3. Step 3: Cross multiply
    434,818.80x = 651,353.40 × 247,611.60
  4. Step 4: Simplify right side
    434,818.80x = 161,282,657,539.44
  5. Step 5: Solve for x
    x = 161,282,657,539.44/434,818.80
  6. Step 6: Final answer
    x = 370,919.24

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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.