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Finding the Fourth Proportional to 344,218.17, 475,019.53 and 191,281.26

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Solution

The fourth proportional to 344,218.17, 475,019.53 and 191,281.26 is: 263,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,218.17 : 475,019.53 = 191,281.26 : x
  2. Step 2: Convert to fraction form
    344,218.17/475,019.53 = 191,281.26/x
  3. Step 3: Cross multiply
    344,218.17x = 475,019.53 × 191,281.26
  4. Step 4: Simplify right side
    344,218.17x = 90,862,333,266.60
  5. Step 5: Solve for x
    x = 90,862,333,266.60/344,218.17
  6. Step 6: Final answer
    x = 263,967.28

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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.