Home / 756,833.54-1,044,438.46-412,666.70

Finding the Fourth Proportional to 756,833.54, 1,044,438.46 and 412,666.70

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Solution

The fourth proportional to 756,833.54, 1,044,438.46 and 412,666.70 is: 569,484.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,833.54 : 1,044,438.46 = 412,666.70 : x
  2. Step 2: Convert to fraction form
    756,833.54/1,044,438.46 = 412,666.70/x
  3. Step 3: Cross multiply
    756,833.54x = 1,044,438.46 × 412,666.70
  4. Step 4: Simplify right side
    756,833.54x = 431,004,972,641.28
  5. Step 5: Solve for x
    x = 431,004,972,641.28/756,833.54
  6. Step 6: Final answer
    x = 569,484.50

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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.