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Finding the Fourth Proportional to 477,664.40, 659,160.24 and 262,802.24

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Solution

The fourth proportional to 477,664.40, 659,160.24 and 262,802.24 is: 362,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,664.40 : 659,160.24 = 262,802.24 : x
  2. Step 2: Convert to fraction form
    477,664.40/659,160.24 = 262,802.24/x
  3. Step 3: Cross multiply
    477,664.40x = 659,160.24 × 262,802.24
  4. Step 4: Simplify right side
    477,664.40x = 173,228,787,590.94
  5. Step 5: Solve for x
    x = 173,228,787,590.94/477,664.40
  6. Step 6: Final answer
    x = 362,657.94

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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.