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Finding the Fourth Proportional to 534,159.40, 801,239.10 and 335,093.80

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Solution

The fourth proportional to 534,159.40, 801,239.10 and 335,093.80 is: 502,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,159.40 : 801,239.10 = 335,093.80 : x
  2. Step 2: Convert to fraction form
    534,159.40/801,239.10 = 335,093.80/x
  3. Step 3: Cross multiply
    534,159.40x = 801,239.10 × 335,093.80
  4. Step 4: Simplify right side
    534,159.40x = 268,490,254,727.58
  5. Step 5: Solve for x
    x = 268,490,254,727.58/534,159.40
  6. Step 6: Final answer
    x = 502,640.70

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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.