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Finding the Fourth Proportional to 656,875.08, 906,494.16 and 366,484.32

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Solution

The fourth proportional to 656,875.08, 906,494.16 and 366,484.32 is: 505,752.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,875.08 : 906,494.16 = 366,484.32 : x
  2. Step 2: Convert to fraction form
    656,875.08/906,494.16 = 366,484.32/x
  3. Step 3: Cross multiply
    656,875.08x = 906,494.16 × 366,484.32
  4. Step 4: Simplify right side
    656,875.08x = 332,215,895,811.57
  5. Step 5: Solve for x
    x = 332,215,895,811.57/656,875.08
  6. Step 6: Final answer
    x = 505,752.02

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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.