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Finding the Fourth Proportional to 474,500.07, 654,810.06 and 259,640.12

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Solution

The fourth proportional to 474,500.07, 654,810.06 and 259,640.12 is: 358,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,500.07 : 654,810.06 = 259,640.12 : x
  2. Step 2: Convert to fraction form
    474,500.07/654,810.06 = 259,640.12/x
  3. Step 3: Cross multiply
    474,500.07x = 654,810.06 × 259,640.12
  4. Step 4: Simplify right side
    474,500.07x = 170,014,959,281.56
  5. Step 5: Solve for x
    x = 170,014,959,281.56/474,500.07
  6. Step 6: Final answer
    x = 358,303.34

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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.