Home / 897,665.10-1,346,558.40-365,195.40

Finding the Fourth Proportional to 897,665.10, 1,346,558.40 and 365,195.40

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Solution

The fourth proportional to 897,665.10, 1,346,558.40 and 365,195.40 is: 547,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,665.10 : 1,346,558.40 = 365,195.40 : x
  2. Step 2: Convert to fraction form
    897,665.10/1,346,558.40 = 365,195.40/x
  3. Step 3: Cross multiply
    897,665.10x = 1,346,558.40 × 365,195.40
  4. Step 4: Simplify right side
    897,665.10x = 491,756,933,511.36
  5. Step 5: Solve for x
    x = 491,756,933,511.36/897,665.10
  6. Step 6: Final answer
    x = 547,817.81

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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.