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Finding the Fourth Proportional to 737,459.80, 1,106,189.70 and 604,490.20

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Solution

The fourth proportional to 737,459.80, 1,106,189.70 and 604,490.20 is: 906,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,459.80 : 1,106,189.70 = 604,490.20 : x
  2. Step 2: Convert to fraction form
    737,459.80/1,106,189.70 = 604,490.20/x
  3. Step 3: Cross multiply
    737,459.80x = 1,106,189.70 × 604,490.20
  4. Step 4: Simplify right side
    737,459.80x = 668,680,832,990.94
  5. Step 5: Solve for x
    x = 668,680,832,990.94/737,459.80
  6. Step 6: Final answer
    x = 906,735.30

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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.