Home / 344,962.04-517,445.34-120,321.64

Finding the Fourth Proportional to 344,962.04, 517,445.34 and 120,321.64

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Solution

The fourth proportional to 344,962.04, 517,445.34 and 120,321.64 is: 180,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,962.04 : 517,445.34 = 120,321.64 : x
  2. Step 2: Convert to fraction form
    344,962.04/517,445.34 = 120,321.64/x
  3. Step 3: Cross multiply
    344,962.04x = 517,445.34 × 120,321.64
  4. Step 4: Simplify right side
    344,962.04x = 62,259,871,919.16
  5. Step 5: Solve for x
    x = 62,259,871,919.16/344,962.04
  6. Step 6: Final answer
    x = 180,483.26

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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.