Home / 451,645.03-623,225.23-260,719.93

Finding the Fourth Proportional to 451,645.03, 623,225.23 and 260,719.93

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Solution

The fourth proportional to 451,645.03, 623,225.23 and 260,719.93 is: 359,767.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,645.03 : 623,225.23 = 260,719.93 : x
  2. Step 2: Convert to fraction form
    451,645.03/623,225.23 = 260,719.93/x
  3. Step 3: Cross multiply
    451,645.03x = 623,225.23 × 260,719.93
  4. Step 4: Simplify right side
    451,645.03x = 162,487,238,339.83
  5. Step 5: Solve for x
    x = 162,487,238,339.83/451,645.03
  6. Step 6: Final answer
    x = 359,767.58

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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.