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Finding the Fourth Proportional to 480,416.88, 662,975.08 and 265,557.04

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Solution

The fourth proportional to 480,416.88, 662,975.08 and 265,557.04 is: 366,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,416.88 : 662,975.08 = 265,557.04 : x
  2. Step 2: Convert to fraction form
    480,416.88/662,975.08 = 265,557.04/x
  3. Step 3: Cross multiply
    480,416.88x = 662,975.08 × 265,557.04
  4. Step 4: Simplify right side
    480,416.88x = 176,057,699,838.56
  5. Step 5: Solve for x
    x = 176,057,699,838.56/480,416.88
  6. Step 6: Final answer
    x = 366,468.60

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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.