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Finding the Fourth Proportional to 435,980.04, 601,647.12 and 245,025.72

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Solution

The fourth proportional to 435,980.04, 601,647.12 and 245,025.72 is: 338,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,980.04 : 601,647.12 = 245,025.72 : x
  2. Step 2: Convert to fraction form
    435,980.04/601,647.12 = 245,025.72/x
  3. Step 3: Cross multiply
    435,980.04x = 601,647.12 × 245,025.72
  4. Step 4: Simplify right side
    435,980.04x = 147,419,018,763.93
  5. Step 5: Solve for x
    x = 147,419,018,763.93/435,980.04
  6. Step 6: Final answer
    x = 338,132.50

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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.