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Finding the Fourth Proportional to 623,480.02, 860,401.95 and 337,000.10

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Solution

The fourth proportional to 623,480.02, 860,401.95 and 337,000.10 is: 465,059.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,480.02 : 860,401.95 = 337,000.10 : x
  2. Step 2: Convert to fraction form
    623,480.02/860,401.95 = 337,000.10/x
  3. Step 3: Cross multiply
    623,480.02x = 860,401.95 × 337,000.10
  4. Step 4: Simplify right side
    623,480.02x = 289,955,537,624.44
  5. Step 5: Solve for x
    x = 289,955,537,624.44/623,480.02
  6. Step 6: Final answer
    x = 465,059.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.