Home / 445,124.67-614,302.18-251,465.21

Finding the Fourth Proportional to 445,124.67, 614,302.18 and 251,465.21

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Solution

The fourth proportional to 445,124.67, 614,302.18 and 251,465.21 is: 347,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,124.67 : 614,302.18 = 251,465.21 : x
  2. Step 2: Convert to fraction form
    445,124.67/614,302.18 = 251,465.21/x
  3. Step 3: Cross multiply
    445,124.67x = 614,302.18 × 251,465.21
  4. Step 4: Simplify right side
    445,124.67x = 154,475,625,300.62
  5. Step 5: Solve for x
    x = 154,475,625,300.62/445,124.67
  6. Step 6: Final answer
    x = 347,039.01

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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.