Home / 757,943.08-1,045,934.04-418,404.04

Finding the Fourth Proportional to 757,943.08, 1,045,934.04 and 418,404.04

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Solution

The fourth proportional to 757,943.08, 1,045,934.04 and 418,404.04 is: 577,382.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,943.08 : 1,045,934.04 = 418,404.04 : x
  2. Step 2: Convert to fraction form
    757,943.08/1,045,934.04 = 418,404.04/x
  3. Step 3: Cross multiply
    757,943.08x = 1,045,934.04 × 418,404.04
  4. Step 4: Simplify right side
    757,943.08x = 437,623,027,909.52
  5. Step 5: Solve for x
    x = 437,623,027,909.52/757,943.08
  6. Step 6: Final answer
    x = 577,382.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.