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Finding the Fourth Proportional to 446,573.92, 616,160.88 and 265,209.76

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Solution

The fourth proportional to 446,573.92, 616,160.88 and 265,209.76 is: 365,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,573.92 : 616,160.88 = 265,209.76 : x
  2. Step 2: Convert to fraction form
    446,573.92/616,160.88 = 265,209.76/x
  3. Step 3: Cross multiply
    446,573.92x = 616,160.88 × 265,209.76
  4. Step 4: Simplify right side
    446,573.92x = 163,411,879,106.19
  5. Step 5: Solve for x
    x = 163,411,879,106.19/446,573.92
  6. Step 6: Final answer
    x = 365,923.47

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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.