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Finding the Fourth Proportional to 441,683.80, 609,526.56 and 250,700.40

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Solution

The fourth proportional to 441,683.80, 609,526.56 and 250,700.40 is: 345,968.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,683.80 : 609,526.56 = 250,700.40 : x
  2. Step 2: Convert to fraction form
    441,683.80/609,526.56 = 250,700.40/x
  3. Step 3: Cross multiply
    441,683.80x = 609,526.56 × 250,700.40
  4. Step 4: Simplify right side
    441,683.80x = 152,808,552,402.62
  5. Step 5: Solve for x
    x = 152,808,552,402.62/441,683.80
  6. Step 6: Final answer
    x = 345,968.21

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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.