Home / 893,573.70-1,340,360.55-395,909.70

Finding the Fourth Proportional to 893,573.70, 1,340,360.55 and 395,909.70

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Solution

The fourth proportional to 893,573.70, 1,340,360.55 and 395,909.70 is: 593,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,573.70 : 1,340,360.55 = 395,909.70 : x
  2. Step 2: Convert to fraction form
    893,573.70/1,340,360.55 = 395,909.70/x
  3. Step 3: Cross multiply
    893,573.70x = 1,340,360.55 × 395,909.70
  4. Step 4: Simplify right side
    893,573.70x = 530,661,743,242.34
  5. Step 5: Solve for x
    x = 530,661,743,242.34/893,573.70
  6. Step 6: Final answer
    x = 593,864.55

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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.