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Finding the Fourth Proportional to 536,482.10, 804,820.35 and 269,570.90

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Solution

The fourth proportional to 536,482.10, 804,820.35 and 269,570.90 is: 404,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,482.10 : 804,820.35 = 269,570.90 : x
  2. Step 2: Convert to fraction form
    536,482.10/804,820.35 = 269,570.90/x
  3. Step 3: Cross multiply
    536,482.10x = 804,820.35 × 269,570.90
  4. Step 4: Simplify right side
    536,482.10x = 216,956,146,087.82
  5. Step 5: Solve for x
    x = 216,956,146,087.82/536,482.10
  6. Step 6: Final answer
    x = 404,405.19

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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.