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Finding the Fourth Proportional to 593,828.80, 890,743.20 and 452,111.20

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Solution

The fourth proportional to 593,828.80, 890,743.20 and 452,111.20 is: 678,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,828.80 : 890,743.20 = 452,111.20 : x
  2. Step 2: Convert to fraction form
    593,828.80/890,743.20 = 452,111.20/x
  3. Step 3: Cross multiply
    593,828.80x = 890,743.20 × 452,111.20
  4. Step 4: Simplify right side
    593,828.80x = 402,714,977,043.84
  5. Step 5: Solve for x
    x = 402,714,977,043.84/593,828.80
  6. Step 6: Final answer
    x = 678,166.80

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Double scale
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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.