Home / 847,065.89-1,168,969.79-465,094.19

Finding the Fourth Proportional to 847,065.89, 1,168,969.79 and 465,094.19

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Solution

The fourth proportional to 847,065.89, 1,168,969.79 and 465,094.19 is: 641,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,065.89 : 1,168,969.79 = 465,094.19 : x
  2. Step 2: Convert to fraction form
    847,065.89/1,168,969.79 = 465,094.19/x
  3. Step 3: Cross multiply
    847,065.89x = 1,168,969.79 × 465,094.19
  4. Step 4: Simplify right side
    847,065.89x = 543,681,057,614.52
  5. Step 5: Solve for x
    x = 543,681,057,614.52/847,065.89
  6. Step 6: Final answer
    x = 641,840.34

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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.