Home / 716,437.16-988,926.06-444,664.14

Finding the Fourth Proportional to 716,437.16, 988,926.06 and 444,664.14

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Solution

The fourth proportional to 716,437.16, 988,926.06 and 444,664.14 is: 613,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,437.16 : 988,926.06 = 444,664.14 : x
  2. Step 2: Convert to fraction form
    716,437.16/988,926.06 = 444,664.14/x
  3. Step 3: Cross multiply
    716,437.16x = 988,926.06 × 444,664.14
  4. Step 4: Simplify right side
    716,437.16x = 439,739,955,993.49
  5. Step 5: Solve for x
    x = 439,739,955,993.49/716,437.16
  6. Step 6: Final answer
    x = 613,787.20

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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.