Home / 603,122.10-904,683.15-288,194.10

Finding the Fourth Proportional to 603,122.10, 904,683.15 and 288,194.10

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Solution

The fourth proportional to 603,122.10, 904,683.15 and 288,194.10 is: 432,291.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,122.10 : 904,683.15 = 288,194.10 : x
  2. Step 2: Convert to fraction form
    603,122.10/904,683.15 = 288,194.10/x
  3. Step 3: Cross multiply
    603,122.10x = 904,683.15 × 288,194.10
  4. Step 4: Simplify right side
    603,122.10x = 260,724,346,199.42
  5. Step 5: Solve for x
    x = 260,724,346,199.42/603,122.10
  6. Step 6: Final answer
    x = 432,291.15

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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.