Home / 904,805.73-1,249,116.67-697,621.61

Finding the Fourth Proportional to 904,805.73, 1,249,116.67 and 697,621.61

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Solution

The fourth proportional to 904,805.73, 1,249,116.67 and 697,621.61 is: 963,091.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,805.73 : 1,249,116.67 = 697,621.61 : x
  2. Step 2: Convert to fraction form
    904,805.73/1,249,116.67 = 697,621.61/x
  3. Step 3: Cross multiply
    904,805.73x = 1,249,116.67 × 697,621.61
  4. Step 4: Simplify right side
    904,805.73x = 871,410,786,398.06
  5. Step 5: Solve for x
    x = 871,410,786,398.06/904,805.73
  6. Step 6: Final answer
    x = 963,091.59

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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.