Home / 897,689.15-1,237,363.87-607,194.78

Finding the Fourth Proportional to 897,689.15, 1,237,363.87 and 607,194.78

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Solution

The fourth proportional to 897,689.15, 1,237,363.87 and 607,194.78 is: 836,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,689.15 : 1,237,363.87 = 607,194.78 : x
  2. Step 2: Convert to fraction form
    897,689.15/1,237,363.87 = 607,194.78/x
  3. Step 3: Cross multiply
    897,689.15x = 1,237,363.87 × 607,194.78
  4. Step 4: Simplify right side
    897,689.15x = 751,320,879,512.72
  5. Step 5: Solve for x
    x = 751,320,879,512.72/897,689.15
  6. Step 6: Final answer
    x = 836,949.94

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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.