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Finding the Fourth Proportional to 584,370.30, 876,643.05 and 247,410.30

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Solution

The fourth proportional to 584,370.30, 876,643.05 and 247,410.30 is: 371,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,370.30 : 876,643.05 = 247,410.30 : x
  2. Step 2: Convert to fraction form
    584,370.30/876,643.05 = 247,410.30/x
  3. Step 3: Cross multiply
    584,370.30x = 876,643.05 × 247,410.30
  4. Step 4: Simplify right side
    584,370.30x = 216,890,519,993.42
  5. Step 5: Solve for x
    x = 216,890,519,993.42/584,370.30
  6. Step 6: Final answer
    x = 371,152.54

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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.