Home / 623,315.46-934,234.92-286,071.96

Finding the Fourth Proportional to 623,315.46, 934,234.92 and 286,071.96

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Solution

The fourth proportional to 623,315.46, 934,234.92 and 286,071.96 is: 428,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,315.46 : 934,234.92 = 286,071.96 : x
  2. Step 2: Convert to fraction form
    623,315.46/934,234.92 = 286,071.96/x
  3. Step 3: Cross multiply
    623,315.46x = 934,234.92 × 286,071.96
  4. Step 4: Simplify right side
    623,315.46x = 267,258,414,664.84
  5. Step 5: Solve for x
    x = 267,258,414,664.84/623,315.46
  6. Step 6: Final answer
    x = 428,769.11

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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.