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Finding the Fourth Proportional to 333,545.94, 500,412.42 and 134,006.43

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Solution

The fourth proportional to 333,545.94, 500,412.42 and 134,006.43 is: 201,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,545.94 : 500,412.42 = 134,006.43 : x
  2. Step 2: Convert to fraction form
    333,545.94/500,412.42 = 134,006.43/x
  3. Step 3: Cross multiply
    333,545.94x = 500,412.42 × 134,006.43
  4. Step 4: Simplify right side
    333,545.94x = 67,058,481,931.86
  5. Step 5: Solve for x
    x = 67,058,481,931.86/333,545.94
  6. Step 6: Final answer
    x = 201,047.21

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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.