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Finding the Fourth Proportional to 480,409.80, 662,953.86 and 265,544.34

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Solution

The fourth proportional to 480,409.80, 662,953.86 and 265,544.34 is: 366,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,409.80 : 662,953.86 = 265,544.34 : x
  2. Step 2: Convert to fraction form
    480,409.80/662,953.86 = 265,544.34/x
  3. Step 3: Cross multiply
    480,409.80x = 662,953.86 × 265,544.34
  4. Step 4: Simplify right side
    480,409.80x = 176,043,645,204.15
  5. Step 5: Solve for x
    x = 176,043,645,204.15/480,409.80
  6. Step 6: Final answer
    x = 366,444.74

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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.