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Finding the Fourth Proportional to 514,240.09, 709,415.79 and 333,010.37

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Solution

The fourth proportional to 514,240.09, 709,415.79 and 333,010.37 is: 459,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,240.09 : 709,415.79 = 333,010.37 : x
  2. Step 2: Convert to fraction form
    514,240.09/709,415.79 = 333,010.37/x
  3. Step 3: Cross multiply
    514,240.09x = 709,415.79 × 333,010.37
  4. Step 4: Simplify right side
    514,240.09x = 236,242,814,711.74
  5. Step 5: Solve for x
    x = 236,242,814,711.74/514,240.09
  6. Step 6: Final answer
    x = 459,401.78

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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.