Home / 1,037,896.80-1,556,553.60-328,142.40

Finding the Fourth Proportional to 1,037,896.80, 1,556,553.60 and 328,142.40

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Solution

The fourth proportional to 1,037,896.80, 1,556,553.60 and 328,142.40 is: 492,121.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,896.80 : 1,556,553.60 = 328,142.40 : x
  2. Step 2: Convert to fraction form
    1,037,896.80/1,556,553.60 = 328,142.40/x
  3. Step 3: Cross multiply
    1,037,896.80x = 1,556,553.60 × 328,142.40
  4. Step 4: Simplify right side
    1,037,896.80x = 510,771,234,032.64
  5. Step 5: Solve for x
    x = 510,771,234,032.64/1,037,896.80
  6. Step 6: Final answer
    x = 492,121.41

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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.