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Finding the Fourth Proportional to 593,071.60, 889,607.40 and 572,076.40

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Solution

The fourth proportional to 593,071.60, 889,607.40 and 572,076.40 is: 858,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,071.60 : 889,607.40 = 572,076.40 : x
  2. Step 2: Convert to fraction form
    593,071.60/889,607.40 = 572,076.40/x
  3. Step 3: Cross multiply
    593,071.60x = 889,607.40 × 572,076.40
  4. Step 4: Simplify right side
    593,071.60x = 508,923,398,805.36
  5. Step 5: Solve for x
    x = 508,923,398,805.36/593,071.60
  6. Step 6: Final answer
    x = 858,114.60

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Double scale
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Similar ratio
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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.