Home / 949,047.14-1,309,685.01-519,327.30

Finding the Fourth Proportional to 949,047.14, 1,309,685.01 and 519,327.30

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Solution

The fourth proportional to 949,047.14, 1,309,685.01 and 519,327.30 is: 716,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,047.14 : 1,309,685.01 = 519,327.30 : x
  2. Step 2: Convert to fraction form
    949,047.14/1,309,685.01 = 519,327.30/x
  3. Step 3: Cross multiply
    949,047.14x = 1,309,685.01 × 519,327.30
  4. Step 4: Simplify right side
    949,047.14x = 680,155,180,093.77
  5. Step 5: Solve for x
    x = 680,155,180,093.77/949,047.14
  6. Step 6: Final answer
    x = 716,671.65

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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.