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Finding the Fourth Proportional to 307,595.70, 461,307.15 and 97,298.10

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Solution

The fourth proportional to 307,595.70, 461,307.15 and 97,298.10 is: 145,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,595.70 : 461,307.15 = 97,298.10 : x
  2. Step 2: Convert to fraction form
    307,595.70/461,307.15 = 97,298.10/x
  3. Step 3: Cross multiply
    307,595.70x = 461,307.15 × 97,298.10
  4. Step 4: Simplify right side
    307,595.70x = 44,884,309,211.42
  5. Step 5: Solve for x
    x = 44,884,309,211.42/307,595.70
  6. Step 6: Final answer
    x = 145,919.82

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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.