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Finding the Fourth Proportional to 584,440.70, 876,661.05 and 444,472.70

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Solution

The fourth proportional to 584,440.70, 876,661.05 and 444,472.70 is: 666,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,440.70 : 876,661.05 = 444,472.70 : x
  2. Step 2: Convert to fraction form
    584,440.70/876,661.05 = 444,472.70/x
  3. Step 3: Cross multiply
    584,440.70x = 876,661.05 × 444,472.70
  4. Step 4: Simplify right side
    584,440.70x = 389,651,903,878.34
  5. Step 5: Solve for x
    x = 389,651,903,878.34/584,440.70
  6. Step 6: Final answer
    x = 666,709.05

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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.