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Finding the Fourth Proportional to 292,025.81, 402,994.86 and 162,962.91

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Solution

The fourth proportional to 292,025.81, 402,994.86 and 162,962.91 is: 224,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,025.81 : 402,994.86 = 162,962.91 : x
  2. Step 2: Convert to fraction form
    292,025.81/402,994.86 = 162,962.91/x
  3. Step 3: Cross multiply
    292,025.81x = 402,994.86 × 162,962.91
  4. Step 4: Simplify right side
    292,025.81x = 65,673,215,100.64
  5. Step 5: Solve for x
    x = 65,673,215,100.64/292,025.81
  6. Step 6: Final answer
    x = 224,888.40

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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.