Home / 893,432.40-1,341,185.40-538,846.80

Finding the Fourth Proportional to 893,432.40, 1,341,185.40 and 538,846.80

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Solution

The fourth proportional to 893,432.40, 1,341,185.40 and 538,846.80 is: 808,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,432.40 : 1,341,185.40 = 538,846.80 : x
  2. Step 2: Convert to fraction form
    893,432.40/1,341,185.40 = 538,846.80/x
  3. Step 3: Cross multiply
    893,432.40x = 1,341,185.40 × 538,846.80
  4. Step 4: Simplify right side
    893,432.40x = 722,693,460,996.72
  5. Step 5: Solve for x
    x = 722,693,460,996.72/893,432.40
  6. Step 6: Final answer
    x = 808,895.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.