Home / 716,400.72-1,073,715.35-361,516.23

Finding the Fourth Proportional to 716,400.72, 1,073,715.35 and 361,516.23

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Solution

The fourth proportional to 716,400.72, 1,073,715.35 and 361,516.23 is: 541,827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,400.72 : 1,073,715.35 = 361,516.23 : x
  2. Step 2: Convert to fraction form
    716,400.72/1,073,715.35 = 361,516.23/x
  3. Step 3: Cross multiply
    716,400.72x = 1,073,715.35 × 361,516.23
  4. Step 4: Simplify right side
    716,400.72x = 388,165,523,617.55
  5. Step 5: Solve for x
    x = 388,165,523,617.55/716,400.72
  6. Step 6: Final answer
    x = 541,827.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.