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Finding the Fourth Proportional to 430,124.51, 593,401.33 and 248,802.77

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Solution

The fourth proportional to 430,124.51, 593,401.33 and 248,802.77 is: 343,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,124.51 : 593,401.33 = 248,802.77 : x
  2. Step 2: Convert to fraction form
    430,124.51/593,401.33 = 248,802.77/x
  3. Step 3: Cross multiply
    430,124.51x = 593,401.33 × 248,802.77
  4. Step 4: Simplify right side
    430,124.51x = 147,639,894,625.68
  5. Step 5: Solve for x
    x = 147,639,894,625.68/430,124.51
  6. Step 6: Final answer
    x = 343,249.20

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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.