Home / 953,374.68-1,315,667.88-523,664.88

Finding the Fourth Proportional to 953,374.68, 1,315,667.88 and 523,664.88

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Solution

The fourth proportional to 953,374.68, 1,315,667.88 and 523,664.88 is: 722,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,374.68 : 1,315,667.88 = 523,664.88 : x
  2. Step 2: Convert to fraction form
    953,374.68/1,315,667.88 = 523,664.88/x
  3. Step 3: Cross multiply
    953,374.68x = 1,315,667.88 × 523,664.88
  4. Step 4: Simplify right side
    953,374.68x = 688,969,062,500.05
  5. Step 5: Solve for x
    x = 688,969,062,500.05/953,374.68
  6. Step 6: Final answer
    x = 722,663.48

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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.