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Finding the Fourth Proportional to 562,364.28, 776,061.87 and 304,240.38

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Solution

The fourth proportional to 562,364.28, 776,061.87 and 304,240.38 is: 419,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,364.28 : 776,061.87 = 304,240.38 : x
  2. Step 2: Convert to fraction form
    562,364.28/776,061.87 = 304,240.38/x
  3. Step 3: Cross multiply
    562,364.28x = 776,061.87 × 304,240.38
  4. Step 4: Simplify right side
    562,364.28x = 236,109,358,232.31
  5. Step 5: Solve for x
    x = 236,109,358,232.31/562,364.28
  6. Step 6: Final answer
    x = 419,851.27

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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.