Home / 649,215.92-895,918.84-373,568.30

Finding the Fourth Proportional to 649,215.92, 895,918.84 and 373,568.30

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Solution

The fourth proportional to 649,215.92, 895,918.84 and 373,568.30 is: 515,524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,215.92 : 895,918.84 = 373,568.30 : x
  2. Step 2: Convert to fraction form
    649,215.92/895,918.84 = 373,568.30/x
  3. Step 3: Cross multiply
    649,215.92x = 895,918.84 × 373,568.30
  4. Step 4: Simplify right side
    649,215.92x = 334,686,877,996.77
  5. Step 5: Solve for x
    x = 334,686,877,996.77/649,215.92
  6. Step 6: Final answer
    x = 515,524.75

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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.