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Finding the Fourth Proportional to 335,405.70, 503,108.55 and 333,437.40

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Solution

The fourth proportional to 335,405.70, 503,108.55 and 333,437.40 is: 500,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,405.70 : 503,108.55 = 333,437.40 : x
  2. Step 2: Convert to fraction form
    335,405.70/503,108.55 = 333,437.40/x
  3. Step 3: Cross multiply
    335,405.70x = 503,108.55 × 333,437.40
  4. Step 4: Simplify right side
    335,405.70x = 167,755,206,829.77
  5. Step 5: Solve for x
    x = 167,755,206,829.77/335,405.70
  6. Step 6: Final answer
    x = 500,156.10

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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.