Home / 953,350.68-1,315,634.76-523,640.88

Finding the Fourth Proportional to 953,350.68, 1,315,634.76 and 523,640.88

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Solution

The fourth proportional to 953,350.68, 1,315,634.76 and 523,640.88 is: 722,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,350.68 : 1,315,634.76 = 523,640.88 : x
  2. Step 2: Convert to fraction form
    953,350.68/1,315,634.76 = 523,640.88/x
  3. Step 3: Cross multiply
    953,350.68x = 1,315,634.76 × 523,640.88
  4. Step 4: Simplify right side
    953,350.68x = 688,920,143,484.99
  5. Step 5: Solve for x
    x = 688,920,143,484.99/953,350.68
  6. Step 6: Final answer
    x = 722,630.36

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Double scale
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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.