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Finding the Fourth Proportional to 346,341.60, 519,258.96 and 109,551.84

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Solution

The fourth proportional to 346,341.60, 519,258.96 and 109,551.84 is: 164,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,341.60 : 519,258.96 = 109,551.84 : x
  2. Step 2: Convert to fraction form
    346,341.60/519,258.96 = 109,551.84/x
  3. Step 3: Cross multiply
    346,341.60x = 519,258.96 × 109,551.84
  4. Step 4: Simplify right side
    346,341.60x = 56,885,774,504.49
  5. Step 5: Solve for x
    x = 56,885,774,504.49/346,341.60
  6. Step 6: Final answer
    x = 164,247.59

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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.