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Finding the Fourth Proportional to 593,160.20, 889,740.30 and 520,843.40

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Solution

The fourth proportional to 593,160.20, 889,740.30 and 520,843.40 is: 781,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,160.20 : 889,740.30 = 520,843.40 : x
  2. Step 2: Convert to fraction form
    593,160.20/889,740.30 = 520,843.40/x
  3. Step 3: Cross multiply
    593,160.20x = 889,740.30 × 520,843.40
  4. Step 4: Simplify right side
    593,160.20x = 463,415,362,969.02
  5. Step 5: Solve for x
    x = 463,415,362,969.02/593,160.20
  6. Step 6: Final answer
    x = 781,265.10

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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.