Home / 806,703.18-1,113,208.12-444,056.20

Finding the Fourth Proportional to 806,703.18, 1,113,208.12 and 444,056.20

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Solution

The fourth proportional to 806,703.18, 1,113,208.12 and 444,056.20 is: 612,774.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,703.18 : 1,113,208.12 = 444,056.20 : x
  2. Step 2: Convert to fraction form
    806,703.18/1,113,208.12 = 444,056.20/x
  3. Step 3: Cross multiply
    806,703.18x = 1,113,208.12 × 444,056.20
  4. Step 4: Simplify right side
    806,703.18x = 494,326,967,576.34
  5. Step 5: Solve for x
    x = 494,326,967,576.34/806,703.18
  6. Step 6: Final answer
    x = 612,774.29

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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.