Home / 897,333.19-1,346,260.40-290,108.54

Finding the Fourth Proportional to 897,333.19, 1,346,260.40 and 290,108.54

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Solution

The fourth proportional to 897,333.19, 1,346,260.40 and 290,108.54 is: 435,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,333.19 : 1,346,260.40 = 290,108.54 : x
  2. Step 2: Convert to fraction form
    897,333.19/1,346,260.40 = 290,108.54/x
  3. Step 3: Cross multiply
    897,333.19x = 1,346,260.40 × 290,108.54
  4. Step 4: Simplify right side
    897,333.19x = 390,561,630,921.97
  5. Step 5: Solve for x
    x = 390,561,630,921.97/897,333.19
  6. Step 6: Final answer
    x = 435,247.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.