Home / 782,449.16-1,173,535.04-355,885.34

Finding the Fourth Proportional to 782,449.16, 1,173,535.04 and 355,885.34

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Solution

The fourth proportional to 782,449.16, 1,173,535.04 and 355,885.34 is: 533,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,449.16 : 1,173,535.04 = 355,885.34 : x
  2. Step 2: Convert to fraction form
    782,449.16/1,173,535.04 = 355,885.34/x
  3. Step 3: Cross multiply
    782,449.16x = 1,173,535.04 × 355,885.34
  4. Step 4: Simplify right side
    782,449.16x = 417,643,916,712.31
  5. Step 5: Solve for x
    x = 417,643,916,712.31/782,449.16
  6. Step 6: Final answer
    x = 533,764.92

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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.