Home / 580,505.16-871,094.04-243,516

Finding the Fourth Proportional to 580,505.16, 871,094.04 and 243,516

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Solution

The fourth proportional to 580,505.16, 871,094.04 and 243,516 is: 365,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,505.16 : 871,094.04 = 243,516 : x
  2. Step 2: Convert to fraction form
    580,505.16/871,094.04 = 243,516/x
  3. Step 3: Cross multiply
    580,505.16x = 871,094.04 × 243,516
  4. Step 4: Simplify right side
    580,505.16x = 212,125,336,244.64
  5. Step 5: Solve for x
    x = 212,125,336,244.64/580,505.16
  6. Step 6: Final answer
    x = 365,415.07

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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.