Home / 699,333.99-1,049,982.40-358,021.20

Finding the Fourth Proportional to 699,333.99, 1,049,982.40 and 358,021.20

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Solution

The fourth proportional to 699,333.99, 1,049,982.40 and 358,021.20 is: 537,534.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,333.99 : 1,049,982.40 = 358,021.20 : x
  2. Step 2: Convert to fraction form
    699,333.99/1,049,982.40 = 358,021.20/x
  3. Step 3: Cross multiply
    699,333.99x = 1,049,982.40 × 358,021.20
  4. Step 4: Simplify right side
    699,333.99x = 375,915,955,291.82
  5. Step 5: Solve for x
    x = 375,915,955,291.82/699,333.99
  6. Step 6: Final answer
    x = 537,534.23

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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.