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Finding the Fourth Proportional to 445,479.36, 614,765.72 and 241,529.76

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Solution

The fourth proportional to 445,479.36, 614,765.72 and 241,529.76 is: 333,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,479.36 : 614,765.72 = 241,529.76 : x
  2. Step 2: Convert to fraction form
    445,479.36/614,765.72 = 241,529.76/x
  3. Step 3: Cross multiply
    445,479.36x = 614,765.72 × 241,529.76
  4. Step 4: Simplify right side
    445,479.36x = 148,484,216,807.83
  5. Step 5: Solve for x
    x = 148,484,216,807.83/445,479.36
  6. Step 6: Final answer
    x = 333,313.35

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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.