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Finding the Fourth Proportional to 374,002.80, 560,831.40 and 163,532.40

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Solution

The fourth proportional to 374,002.80, 560,831.40 and 163,532.40 is: 245,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,002.80 : 560,831.40 = 163,532.40 : x
  2. Step 2: Convert to fraction form
    374,002.80/560,831.40 = 163,532.40/x
  3. Step 3: Cross multiply
    374,002.80x = 560,831.40 × 163,532.40
  4. Step 4: Simplify right side
    374,002.80x = 91,714,104,837.36
  5. Step 5: Solve for x
    x = 91,714,104,837.36/374,002.80
  6. Step 6: Final answer
    x = 245,223.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.