Home / 554,352.80-831,529.20-501,208.70

Finding the Fourth Proportional to 554,352.80, 831,529.20 and 501,208.70

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Solution

The fourth proportional to 554,352.80, 831,529.20 and 501,208.70 is: 751,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,352.80 : 831,529.20 = 501,208.70 : x
  2. Step 2: Convert to fraction form
    554,352.80/831,529.20 = 501,208.70/x
  3. Step 3: Cross multiply
    554,352.80x = 831,529.20 × 501,208.70
  4. Step 4: Simplify right side
    554,352.80x = 416,769,669,344.04
  5. Step 5: Solve for x
    x = 416,769,669,344.04/554,352.80
  6. Step 6: Final answer
    x = 751,813.05

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Similar ratio
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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.