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Finding the Fourth Proportional to 584,090.90, 876,136.35 and 362,906.90

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Solution

The fourth proportional to 584,090.90, 876,136.35 and 362,906.90 is: 544,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,090.90 : 876,136.35 = 362,906.90 : x
  2. Step 2: Convert to fraction form
    584,090.90/876,136.35 = 362,906.90/x
  3. Step 3: Cross multiply
    584,090.90x = 876,136.35 × 362,906.90
  4. Step 4: Simplify right side
    584,090.90x = 317,955,926,755.82
  5. Step 5: Solve for x
    x = 317,955,926,755.82/584,090.90
  6. Step 6: Final answer
    x = 544,360.35

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Half scale
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Double scale
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Similar ratio
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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.