Home / 623,260.34-934,152.39-286,016.73

Finding the Fourth Proportional to 623,260.34, 934,152.39 and 286,016.73

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Solution

The fourth proportional to 623,260.34, 934,152.39 and 286,016.73 is: 428,686.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,260.34 : 934,152.39 = 286,016.73 : x
  2. Step 2: Convert to fraction form
    623,260.34/934,152.39 = 286,016.73/x
  3. Step 3: Cross multiply
    623,260.34x = 934,152.39 × 286,016.73
  4. Step 4: Simplify right side
    623,260.34x = 267,183,211,909.49
  5. Step 5: Solve for x
    x = 267,183,211,909.49/623,260.34
  6. Step 6: Final answer
    x = 428,686.37

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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.