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Finding the Fourth Proportional to 576,741.38, 863,905.71 and 463,810.10

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Solution

The fourth proportional to 576,741.38, 863,905.71 and 463,810.10 is: 694,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,741.38 : 863,905.71 = 463,810.10 : x
  2. Step 2: Convert to fraction form
    576,741.38/863,905.71 = 463,810.10/x
  3. Step 3: Cross multiply
    576,741.38x = 863,905.71 × 463,810.10
  4. Step 4: Simplify right side
    576,741.38x = 400,688,193,745.67
  5. Step 5: Solve for x
    x = 400,688,193,745.67/576,741.38
  6. Step 6: Final answer
    x = 694,745.01

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Double scale
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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.