Home / 648,681.10-895,181.49-362,211.44

Finding the Fourth Proportional to 648,681.10, 895,181.49 and 362,211.44

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Solution

The fourth proportional to 648,681.10, 895,181.49 and 362,211.44 is: 499,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,681.10 : 895,181.49 = 362,211.44 : x
  2. Step 2: Convert to fraction form
    648,681.10/895,181.49 = 362,211.44/x
  3. Step 3: Cross multiply
    648,681.10x = 895,181.49 × 362,211.44
  4. Step 4: Simplify right side
    648,681.10x = 324,244,972,078.34
  5. Step 5: Solve for x
    x = 324,244,972,078.34/648,681.10
  6. Step 6: Final answer
    x = 499,852.66

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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.