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Finding the Fourth Proportional to 294,233.60, 441,457.28 and 144,457.92

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Solution

The fourth proportional to 294,233.60, 441,457.28 and 144,457.92 is: 216,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,233.60 : 441,457.28 = 144,457.92 : x
  2. Step 2: Convert to fraction form
    294,233.60/441,457.28 = 144,457.92/x
  3. Step 3: Cross multiply
    294,233.60x = 441,457.28 × 144,457.92
  4. Step 4: Simplify right side
    294,233.60x = 63,772,000,437.66
  5. Step 5: Solve for x
    x = 63,772,000,437.66/294,233.60
  6. Step 6: Final answer
    x = 216,739.35

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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.