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Finding the Fourth Proportional to 657,701.31, 901,035.71 and 633,111.70

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Solution

The fourth proportional to 657,701.31, 901,035.71 and 633,111.70 is: 867,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,701.31 : 901,035.71 = 633,111.70 : x
  2. Step 2: Convert to fraction form
    657,701.31/901,035.71 = 633,111.70/x
  3. Step 3: Cross multiply
    657,701.31x = 901,035.71 × 633,111.70
  4. Step 4: Simplify right side
    657,701.31x = 570,456,250,118.81
  5. Step 5: Solve for x
    x = 570,456,250,118.81/657,701.31
  6. Step 6: Final answer
    x = 867,348.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.