Home / 763,112.60-1,053,094.56-423,580.04

Finding the Fourth Proportional to 763,112.60, 1,053,094.56 and 423,580.04

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Solution

The fourth proportional to 763,112.60, 1,053,094.56 and 423,580.04 is: 584,540.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,112.60 : 1,053,094.56 = 423,580.04 : x
  2. Step 2: Convert to fraction form
    763,112.60/1,053,094.56 = 423,580.04/x
  3. Step 3: Cross multiply
    763,112.60x = 1,053,094.56 × 423,580.04
  4. Step 4: Simplify right side
    763,112.60x = 446,069,835,848.58
  5. Step 5: Solve for x
    x = 446,069,835,848.58/763,112.60
  6. Step 6: Final answer
    x = 584,540.00

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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.