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Finding the Fourth Proportional to 670,671.87, 925,518.24 and 364,741.67

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Solution

The fourth proportional to 670,671.87, 925,518.24 and 364,741.67 is: 503,338.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,671.87 : 925,518.24 = 364,741.67 : x
  2. Step 2: Convert to fraction form
    670,671.87/925,518.24 = 364,741.67/x
  3. Step 3: Cross multiply
    670,671.87x = 925,518.24 × 364,741.67
  4. Step 4: Simplify right side
    670,671.87x = 337,575,064,579.84
  5. Step 5: Solve for x
    x = 337,575,064,579.84/670,671.87
  6. Step 6: Final answer
    x = 503,338.64

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.