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Finding the Fourth Proportional to 637,273.60, 955,910.40 and 606,169.60

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Solution

The fourth proportional to 637,273.60, 955,910.40 and 606,169.60 is: 909,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,273.60 : 955,910.40 = 606,169.60 : x
  2. Step 2: Convert to fraction form
    637,273.60/955,910.40 = 606,169.60/x
  3. Step 3: Cross multiply
    637,273.60x = 955,910.40 × 606,169.60
  4. Step 4: Simplify right side
    637,273.60x = 579,443,824,803.84
  5. Step 5: Solve for x
    x = 579,443,824,803.84/637,273.60
  6. Step 6: Final answer
    x = 909,254.40

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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.