Home / 623,279.46-934,180.86-286,035.96

Finding the Fourth Proportional to 623,279.46, 934,180.86 and 286,035.96

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Solution

The fourth proportional to 623,279.46, 934,180.86 and 286,035.96 is: 428,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,279.46 : 934,180.86 = 286,035.96 : x
  2. Step 2: Convert to fraction form
    623,279.46/934,180.86 = 286,035.96/x
  3. Step 3: Cross multiply
    623,279.46x = 934,180.86 × 286,035.96
  4. Step 4: Simplify right side
    623,279.46x = 267,209,319,103.73
  5. Step 5: Solve for x
    x = 267,209,319,103.73/623,279.46
  6. Step 6: Final answer
    x = 428,715.10

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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.