Home / 833,213.81-1,149,928.57-470,661.02

Finding the Fourth Proportional to 833,213.81, 1,149,928.57 and 470,661.02

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Solution

The fourth proportional to 833,213.81, 1,149,928.57 and 470,661.02 is: 649,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,213.81 : 1,149,928.57 = 470,661.02 : x
  2. Step 2: Convert to fraction form
    833,213.81/1,149,928.57 = 470,661.02/x
  3. Step 3: Cross multiply
    833,213.81x = 1,149,928.57 × 470,661.02
  4. Step 4: Simplify right side
    833,213.81x = 541,226,553,683.34
  5. Step 5: Solve for x
    x = 541,226,553,683.34/833,213.81
  6. Step 6: Final answer
    x = 649,565.03

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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.