Home / 847,223.52-1,169,168.44-465,256.68

Finding the Fourth Proportional to 847,223.52, 1,169,168.44 and 465,256.68

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Solution

The fourth proportional to 847,223.52, 1,169,168.44 and 465,256.68 is: 642,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,223.52 : 1,169,168.44 = 465,256.68 : x
  2. Step 2: Convert to fraction form
    847,223.52/1,169,168.44 = 465,256.68/x
  3. Step 3: Cross multiply
    847,223.52x = 1,169,168.44 × 465,256.68
  4. Step 4: Simplify right side
    847,223.52x = 543,963,426,755.18
  5. Step 5: Solve for x
    x = 543,963,426,755.18/847,223.52
  6. Step 6: Final answer
    x = 642,054.21

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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.