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Finding the Fourth Proportional to 619,800.30, 929,700.45 and 596,180.70

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Solution

The fourth proportional to 619,800.30, 929,700.45 and 596,180.70 is: 894,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,800.30 : 929,700.45 = 596,180.70 : x
  2. Step 2: Convert to fraction form
    619,800.30/929,700.45 = 596,180.70/x
  3. Step 3: Cross multiply
    619,800.30x = 929,700.45 × 596,180.70
  4. Step 4: Simplify right side
    619,800.30x = 554,269,465,071.32
  5. Step 5: Solve for x
    x = 554,269,465,071.32/619,800.30
  6. Step 6: Final answer
    x = 894,271.05

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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.