Home / 648,656.18-895,136.10-362,180.24

Finding the Fourth Proportional to 648,656.18, 895,136.10 and 362,180.24

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Solution

The fourth proportional to 648,656.18, 895,136.10 and 362,180.24 is: 499,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,656.18 : 895,136.10 = 362,180.24 : x
  2. Step 2: Convert to fraction form
    648,656.18/895,136.10 = 362,180.24/x
  3. Step 3: Cross multiply
    648,656.18x = 895,136.10 × 362,180.24
  4. Step 4: Simplify right side
    648,656.18x = 324,200,607,530.66
  5. Step 5: Solve for x
    x = 324,200,607,530.66/648,656.18
  6. Step 6: Final answer
    x = 499,803.47

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Double scale
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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.