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Finding the Fourth Proportional to 434,246.40, 650,203.20 and 434,246.40

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Solution

The fourth proportional to 434,246.40, 650,203.20 and 434,246.40 is: 650,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,246.40 : 650,203.20 = 434,246.40 : x
  2. Step 2: Convert to fraction form
    434,246.40/650,203.20 = 434,246.40/x
  3. Step 3: Cross multiply
    434,246.40x = 650,203.20 × 434,246.40
  4. Step 4: Simplify right side
    434,246.40x = 282,348,398,868.48
  5. Step 5: Solve for x
    x = 282,348,398,868.48/434,246.40
  6. Step 6: Final answer
    x = 650,203.20

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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.