Home / 827,041.20-1,240,561.80-624,962.40

Finding the Fourth Proportional to 827,041.20, 1,240,561.80 and 624,962.40

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Solution

The fourth proportional to 827,041.20, 1,240,561.80 and 624,962.40 is: 937,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,041.20 : 1,240,561.80 = 624,962.40 : x
  2. Step 2: Convert to fraction form
    827,041.20/1,240,561.80 = 624,962.40/x
  3. Step 3: Cross multiply
    827,041.20x = 1,240,561.80 × 624,962.40
  4. Step 4: Simplify right side
    827,041.20x = 775,304,479,876.32
  5. Step 5: Solve for x
    x = 775,304,479,876.32/827,041.20
  6. Step 6: Final answer
    x = 937,443.60

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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.