Home / 893,045.88-1,232,398.37-485,144.46

Finding the Fourth Proportional to 893,045.88, 1,232,398.37 and 485,144.46

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Solution

The fourth proportional to 893,045.88, 1,232,398.37 and 485,144.46 is: 669,496.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,045.88 : 1,232,398.37 = 485,144.46 : x
  2. Step 2: Convert to fraction form
    893,045.88/1,232,398.37 = 485,144.46/x
  3. Step 3: Cross multiply
    893,045.88x = 1,232,398.37 × 485,144.46
  4. Step 4: Simplify right side
    893,045.88x = 597,891,242,931.39
  5. Step 5: Solve for x
    x = 597,891,242,931.39/893,045.88
  6. Step 6: Final answer
    x = 669,496.67

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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.