Home / 953,125.39-1,315,316.61-517,543.30

Finding the Fourth Proportional to 953,125.39, 1,315,316.61 and 517,543.30

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Solution

The fourth proportional to 953,125.39, 1,315,316.61 and 517,543.30 is: 714,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,125.39 : 1,315,316.61 = 517,543.30 : x
  2. Step 2: Convert to fraction form
    953,125.39/1,315,316.61 = 517,543.30/x
  3. Step 3: Cross multiply
    953,125.39x = 1,315,316.61 × 517,543.30
  4. Step 4: Simplify right side
    953,125.39x = 680,733,298,884.21
  5. Step 5: Solve for x
    x = 680,733,298,884.21/953,125.39
  6. Step 6: Final answer
    x = 714,211.69

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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.