Home / 730,543.42-1,008,171.57-408,254.44

Finding the Fourth Proportional to 730,543.42, 1,008,171.57 and 408,254.44

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Solution

The fourth proportional to 730,543.42, 1,008,171.57 and 408,254.44 is: 563,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,543.42 : 1,008,171.57 = 408,254.44 : x
  2. Step 2: Convert to fraction form
    730,543.42/1,008,171.57 = 408,254.44/x
  3. Step 3: Cross multiply
    730,543.42x = 1,008,171.57 × 408,254.44
  4. Step 4: Simplify right side
    730,543.42x = 411,590,519,734.27
  5. Step 5: Solve for x
    x = 411,590,519,734.27/730,543.42
  6. Step 6: Final answer
    x = 563,403.23

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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.