Home / 1,065,154.20-1,597,739.40-355,181.10

Finding the Fourth Proportional to 1,065,154.20, 1,597,739.40 and 355,181.10

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Solution

The fourth proportional to 1,065,154.20, 1,597,739.40 and 355,181.10 is: 532,774.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,154.20 : 1,597,739.40 = 355,181.10 : x
  2. Step 2: Convert to fraction form
    1,065,154.20/1,597,739.40 = 355,181.10/x
  3. Step 3: Cross multiply
    1,065,154.20x = 1,597,739.40 × 355,181.10
  4. Step 4: Simplify right side
    1,065,154.20x = 567,486,837,605.34
  5. Step 5: Solve for x
    x = 567,486,837,605.34/1,065,154.20
  6. Step 6: Final answer
    x = 532,774.35

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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.