Home / 624,125.20-936,187.80-617,904.40

Finding the Fourth Proportional to 624,125.20, 936,187.80 and 617,904.40

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Solution

The fourth proportional to 624,125.20, 936,187.80 and 617,904.40 is: 926,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,125.20 : 936,187.80 = 617,904.40 : x
  2. Step 2: Convert to fraction form
    624,125.20/936,187.80 = 617,904.40/x
  3. Step 3: Cross multiply
    624,125.20x = 936,187.80 × 617,904.40
  4. Step 4: Simplify right side
    624,125.20x = 578,474,560,846.32
  5. Step 5: Solve for x
    x = 578,474,560,846.32/624,125.20
  6. Step 6: Final answer
    x = 926,856.60

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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.