Home / 719,685.33-1,079,901.61-293,533.80

Finding the Fourth Proportional to 719,685.33, 1,079,901.61 and 293,533.80

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Solution

The fourth proportional to 719,685.33, 1,079,901.61 and 293,533.80 is: 440,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,685.33 : 1,079,901.61 = 293,533.80 : x
  2. Step 2: Convert to fraction form
    719,685.33/1,079,901.61 = 293,533.80/x
  3. Step 3: Cross multiply
    719,685.33x = 1,079,901.61 × 293,533.80
  4. Step 4: Simplify right side
    719,685.33x = 316,987,621,741.75
  5. Step 5: Solve for x
    x = 316,987,621,741.75/719,685.33
  6. Step 6: Final answer
    x = 440,453.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.