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Finding the Fourth Proportional to 597,806.60, 897,220.20 and 243,075.20

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Solution

The fourth proportional to 597,806.60, 897,220.20 and 243,075.20 is: 364,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,806.60 : 897,220.20 = 243,075.20 : x
  2. Step 2: Convert to fraction form
    597,806.60/897,220.20 = 243,075.20/x
  3. Step 3: Cross multiply
    597,806.60x = 897,220.20 × 243,075.20
  4. Step 4: Simplify right side
    597,806.60x = 218,091,979,559.04
  5. Step 5: Solve for x
    x = 218,091,979,559.04/597,806.60
  6. Step 6: Final answer
    x = 364,820.29

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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.