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Finding the Fourth Proportional to 917,526, 1,266,646.08 and 573,553.27

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Solution

The fourth proportional to 917,526, 1,266,646.08 and 573,553.27 is: 791,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,526 : 1,266,646.08 = 573,553.27 : x
  2. Step 2: Convert to fraction form
    917,526/1,266,646.08 = 573,553.27/x
  3. Step 3: Cross multiply
    917,526x = 1,266,646.08 × 573,553.27
  4. Step 4: Simplify right side
    917,526x = 726,489,001,116.68
  5. Step 5: Solve for x
    x = 726,489,001,116.68/917,526
  6. Step 6: Final answer
    x = 791,791.19

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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.