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Finding the Fourth Proportional to 343,000.17, 514,558.11 and 118,300.50

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Solution

The fourth proportional to 343,000.17, 514,558.11 and 118,300.50 is: 177,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,000.17 : 514,558.11 = 118,300.50 : x
  2. Step 2: Convert to fraction form
    343,000.17/514,558.11 = 118,300.50/x
  3. Step 3: Cross multiply
    343,000.17x = 514,558.11 × 118,300.50
  4. Step 4: Simplify right side
    343,000.17x = 60,872,481,692.06
  5. Step 5: Solve for x
    x = 60,872,481,692.06/343,000.17
  6. Step 6: Final answer
    x = 177,470.70

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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.