Home / 893,300.94-1,232,752.97-485,402.83

Finding the Fourth Proportional to 893,300.94, 1,232,752.97 and 485,402.83

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Solution

The fourth proportional to 893,300.94, 1,232,752.97 and 485,402.83 is: 669,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,300.94 : 1,232,752.97 = 485,402.83 : x
  2. Step 2: Convert to fraction form
    893,300.94/1,232,752.97 = 485,402.83/x
  3. Step 3: Cross multiply
    893,300.94x = 1,232,752.97 × 485,402.83
  4. Step 4: Simplify right side
    893,300.94x = 598,381,778,460.53
  5. Step 5: Solve for x
    x = 598,381,778,460.53/893,300.94
  6. Step 6: Final answer
    x = 669,854.64

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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.