Home / 554,304.40-831,456.60-464,623.73

Finding the Fourth Proportional to 554,304.40, 831,456.60 and 464,623.73

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Solution

The fourth proportional to 554,304.40, 831,456.60 and 464,623.73 is: 696,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,304.40 : 831,456.60 = 464,623.73 : x
  2. Step 2: Convert to fraction form
    554,304.40/831,456.60 = 464,623.73/x
  3. Step 3: Cross multiply
    554,304.40x = 831,456.60 × 464,623.73
  4. Step 4: Simplify right side
    554,304.40x = 386,314,466,825.12
  5. Step 5: Solve for x
    x = 386,314,466,825.12/554,304.40
  6. Step 6: Final answer
    x = 696,935.60

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Double scale
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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.