Home / 949,072.41-1,309,665.11-519,360.93

Finding the Fourth Proportional to 949,072.41, 1,309,665.11 and 519,360.93

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Solution

The fourth proportional to 949,072.41, 1,309,665.11 and 519,360.93 is: 716,688.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,072.41 : 1,309,665.11 = 519,360.93 : x
  2. Step 2: Convert to fraction form
    949,072.41/1,309,665.11 = 519,360.93/x
  3. Step 3: Cross multiply
    949,072.41x = 1,309,665.11 × 519,360.93
  4. Step 4: Simplify right side
    949,072.41x = 680,188,886,921.35
  5. Step 5: Solve for x
    x = 680,188,886,921.35/949,072.41
  6. Step 6: Final answer
    x = 716,688.08

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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.