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Finding the Fourth Proportional to 606,792.76, 835,405.86 and 477,503.32

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Solution

The fourth proportional to 606,792.76, 835,405.86 and 477,503.32 is: 657,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,792.76 : 835,405.86 = 477,503.32 : x
  2. Step 2: Convert to fraction form
    606,792.76/835,405.86 = 477,503.32/x
  3. Step 3: Cross multiply
    606,792.76x = 835,405.86 × 477,503.32
  4. Step 4: Simplify right side
    606,792.76x = 398,909,071,697.46
  5. Step 5: Solve for x
    x = 398,909,071,697.46/606,792.76
  6. Step 6: Final answer
    x = 657,405.79

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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.