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Finding the Fourth Proportional to 569,185.40, 851,797.49 and 352,943.06

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Solution

The fourth proportional to 569,185.40, 851,797.49 and 352,943.06 is: 528,186.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,185.40 : 851,797.49 = 352,943.06 : x
  2. Step 2: Convert to fraction form
    569,185.40/851,797.49 = 352,943.06/x
  3. Step 3: Cross multiply
    569,185.40x = 851,797.49 × 352,943.06
  4. Step 4: Simplify right side
    569,185.40x = 300,636,006,597.22
  5. Step 5: Solve for x
    x = 300,636,006,597.22/569,185.40
  6. Step 6: Final answer
    x = 528,186.43

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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.