Home / 556,558.03-768,050.33-314,835.45

Finding the Fourth Proportional to 556,558.03, 768,050.33 and 314,835.45

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Solution

The fourth proportional to 556,558.03, 768,050.33 and 314,835.45 is: 434,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,558.03 : 768,050.33 = 314,835.45 : x
  2. Step 2: Convert to fraction form
    556,558.03/768,050.33 = 314,835.45/x
  3. Step 3: Cross multiply
    556,558.03x = 768,050.33 × 314,835.45
  4. Step 4: Simplify right side
    556,558.03x = 241,809,471,268.20
  5. Step 5: Solve for x
    x = 241,809,471,268.20/556,558.03
  6. Step 6: Final answer
    x = 434,473.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.