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Finding the Fourth Proportional to 480,332.39, 662,818.82 and 265,472.39

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Solution

The fourth proportional to 480,332.39, 662,818.82 and 265,472.39 is: 366,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,332.39 : 662,818.82 = 265,472.39 : x
  2. Step 2: Convert to fraction form
    480,332.39/662,818.82 = 265,472.39/x
  3. Step 3: Cross multiply
    480,332.39x = 662,818.82 × 265,472.39
  4. Step 4: Simplify right side
    480,332.39x = 175,960,096,612.07
  5. Step 5: Solve for x
    x = 175,960,096,612.07/480,332.39
  6. Step 6: Final answer
    x = 366,329.86

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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.