Home / 653,918.55-902,714.16-436,494.60

Finding the Fourth Proportional to 653,918.55, 902,714.16 and 436,494.60

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Solution

The fourth proportional to 653,918.55, 902,714.16 and 436,494.60 is: 602,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,918.55 : 902,714.16 = 436,494.60 : x
  2. Step 2: Convert to fraction form
    653,918.55/902,714.16 = 436,494.60/x
  3. Step 3: Cross multiply
    653,918.55x = 902,714.16 × 436,494.60
  4. Step 4: Simplify right side
    653,918.55x = 394,029,856,183.54
  5. Step 5: Solve for x
    x = 394,029,856,183.54/653,918.55
  6. Step 6: Final answer
    x = 602,567.18

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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.