Home / 669,194.80-1,003,792.20-601,543.60

Finding the Fourth Proportional to 669,194.80, 1,003,792.20 and 601,543.60

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Solution

The fourth proportional to 669,194.80, 1,003,792.20 and 601,543.60 is: 902,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,194.80 : 1,003,792.20 = 601,543.60 : x
  2. Step 2: Convert to fraction form
    669,194.80/1,003,792.20 = 601,543.60/x
  3. Step 3: Cross multiply
    669,194.80x = 1,003,792.20 × 601,543.60
  4. Step 4: Simplify right side
    669,194.80x = 603,824,773,639.92
  5. Step 5: Solve for x
    x = 603,824,773,639.92/669,194.80
  6. Step 6: Final answer
    x = 902,315.40

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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.