Home / 767,205.60-1,150,808.40-608,575.20

Finding the Fourth Proportional to 767,205.60, 1,150,808.40 and 608,575.20

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Solution

The fourth proportional to 767,205.60, 1,150,808.40 and 608,575.20 is: 912,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,205.60 : 1,150,808.40 = 608,575.20 : x
  2. Step 2: Convert to fraction form
    767,205.60/1,150,808.40 = 608,575.20/x
  3. Step 3: Cross multiply
    767,205.60x = 1,150,808.40 × 608,575.20
  4. Step 4: Simplify right side
    767,205.60x = 700,353,452,191.68
  5. Step 5: Solve for x
    x = 700,353,452,191.68/767,205.60
  6. Step 6: Final answer
    x = 912,862.80

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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.