Home / 806,707.32-1,113,213.84-444,060.36

Finding the Fourth Proportional to 806,707.32, 1,113,213.84 and 444,060.36

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Solution

The fourth proportional to 806,707.32, 1,113,213.84 and 444,060.36 is: 612,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,707.32 : 1,113,213.84 = 444,060.36 : x
  2. Step 2: Convert to fraction form
    806,707.32/1,113,213.84 = 444,060.36/x
  3. Step 3: Cross multiply
    806,707.32x = 1,113,213.84 × 444,060.36
  4. Step 4: Simplify right side
    806,707.32x = 494,334,138,547.38
  5. Step 5: Solve for x
    x = 494,334,138,547.38/806,707.32
  6. Step 6: Final answer
    x = 612,780.03

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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.