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Finding the Fourth Proportional to 595,363.20, 890,857.80 and 437,899.20

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Solution

The fourth proportional to 595,363.20, 890,857.80 and 437,899.20 is: 655,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,363.20 : 890,857.80 = 437,899.20 : x
  2. Step 2: Convert to fraction form
    595,363.20/890,857.80 = 437,899.20/x
  3. Step 3: Cross multiply
    595,363.20x = 890,857.80 × 437,899.20
  4. Step 4: Simplify right side
    595,363.20x = 390,105,917,933.76
  5. Step 5: Solve for x
    x = 390,105,917,933.76/595,363.20
  6. Step 6: Final answer
    x = 655,240.23

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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.