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Finding the Fourth Proportional to 605,000.40, 907,828.65 and 250,050.30

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Solution

The fourth proportional to 605,000.40, 907,828.65 and 250,050.30 is: 375,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,000.40 : 907,828.65 = 250,050.30 : x
  2. Step 2: Convert to fraction form
    605,000.40/907,828.65 = 250,050.30/x
  3. Step 3: Cross multiply
    605,000.40x = 907,828.65 × 250,050.30
  4. Step 4: Simplify right side
    605,000.40x = 227,002,826,281.10
  5. Step 5: Solve for x
    x = 227,002,826,281.10/605,000.40
  6. Step 6: Final answer
    x = 375,211.04

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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.