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Finding the Fourth Proportional to 697,953.36, 963,774.38 and 675,383.52

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Solution

The fourth proportional to 697,953.36, 963,774.38 and 675,383.52 is: 932,608.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,953.36 : 963,774.38 = 675,383.52 : x
  2. Step 2: Convert to fraction form
    697,953.36/963,774.38 = 675,383.52/x
  3. Step 3: Cross multiply
    697,953.36x = 963,774.38 × 675,383.52
  4. Step 4: Simplify right side
    697,953.36x = 650,917,333,250.22
  5. Step 5: Solve for x
    x = 650,917,333,250.22/697,953.36
  6. Step 6: Final answer
    x = 932,608.64

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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.