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Finding the Fourth Proportional to 617,627.70, 926,441.55 and 593,133.30

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Solution

The fourth proportional to 617,627.70, 926,441.55 and 593,133.30 is: 889,699.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,627.70 : 926,441.55 = 593,133.30 : x
  2. Step 2: Convert to fraction form
    617,627.70/926,441.55 = 593,133.30/x
  3. Step 3: Cross multiply
    617,627.70x = 926,441.55 × 593,133.30
  4. Step 4: Simplify right side
    617,627.70x = 549,503,333,808.62
  5. Step 5: Solve for x
    x = 549,503,333,808.62/617,627.70
  6. Step 6: Final answer
    x = 889,699.95

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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.