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Finding the Fourth Proportional to 540,026.80, 808,873.80 and 446,714.80

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Solution

The fourth proportional to 540,026.80, 808,873.80 and 446,714.80 is: 669,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,026.80 : 808,873.80 = 446,714.80 : x
  2. Step 2: Convert to fraction form
    540,026.80/808,873.80 = 446,714.80/x
  3. Step 3: Cross multiply
    540,026.80x = 808,873.80 × 446,714.80
  4. Step 4: Simplify right side
    540,026.80x = 361,335,897,792.24
  5. Step 5: Solve for x
    x = 361,335,897,792.24/540,026.80
  6. Step 6: Final answer
    x = 669,107.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.