Home / 897,716.82-1,237,728.69-574,896.18

Finding the Fourth Proportional to 897,716.82, 1,237,728.69 and 574,896.18

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Solution

The fourth proportional to 897,716.82, 1,237,728.69 and 574,896.18 is: 792,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,716.82 : 1,237,728.69 = 574,896.18 : x
  2. Step 2: Convert to fraction form
    897,716.82/1,237,728.69 = 574,896.18/x
  3. Step 3: Cross multiply
    897,716.82x = 1,237,728.69 × 574,896.18
  4. Step 4: Simplify right side
    897,716.82x = 711,565,495,757.40
  5. Step 5: Solve for x
    x = 711,565,495,757.40/897,716.82
  6. Step 6: Final answer
    x = 792,639.15

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Double scale
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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.