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Finding the Fourth Proportional to 566,450.32, 781,609.98 and 324,688.41

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Solution

The fourth proportional to 566,450.32, 781,609.98 and 324,688.41 is: 448,017.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,450.32 : 781,609.98 = 324,688.41 : x
  2. Step 2: Convert to fraction form
    566,450.32/781,609.98 = 324,688.41/x
  3. Step 3: Cross multiply
    566,450.32x = 781,609.98 × 324,688.41
  4. Step 4: Simplify right side
    566,450.32x = 253,779,698,880.59
  5. Step 5: Solve for x
    x = 253,779,698,880.59/566,450.32
  6. Step 6: Final answer
    x = 448,017.57

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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.