Home / 763,189.64-1,143,715.26-573,528.75

Finding the Fourth Proportional to 763,189.64, 1,143,715.26 and 573,528.75

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Solution

The fourth proportional to 763,189.64, 1,143,715.26 and 573,528.75 is: 859,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,189.64 : 1,143,715.26 = 573,528.75 : x
  2. Step 2: Convert to fraction form
    763,189.64/1,143,715.26 = 573,528.75/x
  3. Step 3: Cross multiply
    763,189.64x = 1,143,715.26 × 573,528.75
  4. Step 4: Simplify right side
    763,189.64x = 655,953,583,423.73
  5. Step 5: Solve for x
    x = 655,953,583,423.73/763,189.64
  6. Step 6: Final answer
    x = 859,489.63

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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.