Home / 1,078,233.24-1,616,742.90-358,189.50

Finding the Fourth Proportional to 1,078,233.24, 1,616,742.90 and 358,189.50

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Solution

The fourth proportional to 1,078,233.24, 1,616,742.90 and 358,189.50 is: 537,082.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,233.24 : 1,616,742.90 = 358,189.50 : x
  2. Step 2: Convert to fraction form
    1,078,233.24/1,616,742.90 = 358,189.50/x
  3. Step 3: Cross multiply
    1,078,233.24x = 1,616,742.90 × 358,189.50
  4. Step 4: Simplify right side
    1,078,233.24x = 579,100,330,979.55
  5. Step 5: Solve for x
    x = 579,100,330,979.55/1,078,233.24
  6. Step 6: Final answer
    x = 537,082.62

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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.