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Finding the Fourth Proportional to 343,960.04, 514,605.17 and 301,520.90

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Solution

The fourth proportional to 343,960.04, 514,605.17 and 301,520.90 is: 451,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,960.04 : 514,605.17 = 301,520.90 : x
  2. Step 2: Convert to fraction form
    343,960.04/514,605.17 = 301,520.90/x
  3. Step 3: Cross multiply
    343,960.04x = 514,605.17 × 301,520.90
  4. Step 4: Simplify right side
    343,960.04x = 155,164,209,922.42
  5. Step 5: Solve for x
    x = 155,164,209,922.42/343,960.04
  6. Step 6: Final answer
    x = 451,111.16

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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.