Home / 1,050,701.80-1,575,591.90-419,405.80

Finding the Fourth Proportional to 1,050,701.80, 1,575,591.90 and 419,405.80

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Solution

The fourth proportional to 1,050,701.80, 1,575,591.90 and 419,405.80 is: 628,924.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,701.80 : 1,575,591.90 = 419,405.80 : x
  2. Step 2: Convert to fraction form
    1,050,701.80/1,575,591.90 = 419,405.80/x
  3. Step 3: Cross multiply
    1,050,701.80x = 1,575,591.90 × 419,405.80
  4. Step 4: Simplify right side
    1,050,701.80x = 660,812,381,293.02
  5. Step 5: Solve for x
    x = 660,812,381,293.02/1,050,701.80
  6. Step 6: Final answer
    x = 628,924.76

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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.