Home / 624,985.20-937,477.80-251,276.40

Finding the Fourth Proportional to 624,985.20, 937,477.80 and 251,276.40

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Solution

The fourth proportional to 624,985.20, 937,477.80 and 251,276.40 is: 376,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,985.20 : 937,477.80 = 251,276.40 : x
  2. Step 2: Convert to fraction form
    624,985.20/937,477.80 = 251,276.40/x
  3. Step 3: Cross multiply
    624,985.20x = 937,477.80 × 251,276.40
  4. Step 4: Simplify right side
    624,985.20x = 235,566,046,663.92
  5. Step 5: Solve for x
    x = 235,566,046,663.92/624,985.20
  6. Step 6: Final answer
    x = 376,914.60

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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.