Home / 1,017,958.40-1,526,548.80-307,750.40

Finding the Fourth Proportional to 1,017,958.40, 1,526,548.80 and 307,750.40

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Solution

The fourth proportional to 1,017,958.40, 1,526,548.80 and 307,750.40 is: 461,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,958.40 : 1,526,548.80 = 307,750.40 : x
  2. Step 2: Convert to fraction form
    1,017,958.40/1,526,548.80 = 307,750.40/x
  3. Step 3: Cross multiply
    1,017,958.40x = 1,526,548.80 × 307,750.40
  4. Step 4: Simplify right side
    1,017,958.40x = 469,796,003,819.52
  5. Step 5: Solve for x
    x = 469,796,003,819.52/1,017,958.40
  6. Step 6: Final answer
    x = 461,508.06

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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.