Home / 953,543.67-1,315,891.13-523,851.63

Finding the Fourth Proportional to 953,543.67, 1,315,891.13 and 523,851.63

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Solution

The fourth proportional to 953,543.67, 1,315,891.13 and 523,851.63 is: 722,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,543.67 : 1,315,891.13 = 523,851.63 : x
  2. Step 2: Convert to fraction form
    953,543.67/1,315,891.13 = 523,851.63/x
  3. Step 3: Cross multiply
    953,543.67x = 1,315,891.13 × 523,851.63
  4. Step 4: Simplify right side
    953,543.67x = 689,331,713,353.04
  5. Step 5: Solve for x
    x = 689,331,713,353.04/953,543.67
  6. Step 6: Final answer
    x = 722,915.72

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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.