Home / 716,452.05-988,845.03-410,733.66

Finding the Fourth Proportional to 716,452.05, 988,845.03 and 410,733.66

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Solution

The fourth proportional to 716,452.05, 988,845.03 and 410,733.66 is: 566,893.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,452.05 : 988,845.03 = 410,733.66 : x
  2. Step 2: Convert to fraction form
    716,452.05/988,845.03 = 410,733.66/x
  3. Step 3: Cross multiply
    716,452.05x = 988,845.03 × 410,733.66
  4. Step 4: Simplify right side
    716,452.05x = 406,151,938,344.71
  5. Step 5: Solve for x
    x = 406,151,938,344.71/716,452.05
  6. Step 6: Final answer
    x = 566,893.40

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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.