Home / 850,365.90-1,173,506.58-463,180.13

Finding the Fourth Proportional to 850,365.90, 1,173,506.58 and 463,180.13

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Solution

The fourth proportional to 850,365.90, 1,173,506.58 and 463,180.13 is: 639,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,365.90 : 1,173,506.58 = 463,180.13 : x
  2. Step 2: Convert to fraction form
    850,365.90/1,173,506.58 = 463,180.13/x
  3. Step 3: Cross multiply
    850,365.90x = 1,173,506.58 × 463,180.13
  4. Step 4: Simplify right side
    850,365.90x = 543,544,925,030.59
  5. Step 5: Solve for x
    x = 543,544,925,030.59/850,365.90
  6. Step 6: Final answer
    x = 639,189.46

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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.