Home / 646,166.58-891,985.56-460,018.02

Finding the Fourth Proportional to 646,166.58, 891,985.56 and 460,018.02

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Solution

The fourth proportional to 646,166.58, 891,985.56 and 460,018.02 is: 635,021.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,166.58 : 891,985.56 = 460,018.02 : x
  2. Step 2: Convert to fraction form
    646,166.58/891,985.56 = 460,018.02/x
  3. Step 3: Cross multiply
    646,166.58x = 891,985.56 × 460,018.02
  4. Step 4: Simplify right side
    646,166.58x = 410,329,431,179.79
  5. Step 5: Solve for x
    x = 410,329,431,179.79/646,166.58
  6. Step 6: Final answer
    x = 635,021.13

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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.