Home / 897,945.60-1,239,193.80-510,751.11

Finding the Fourth Proportional to 897,945.60, 1,239,193.80 and 510,751.11

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Solution

The fourth proportional to 897,945.60, 1,239,193.80 and 510,751.11 is: 704,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,945.60 : 1,239,193.80 = 510,751.11 : x
  2. Step 2: Convert to fraction form
    897,945.60/1,239,193.80 = 510,751.11/x
  3. Step 3: Cross multiply
    897,945.60x = 1,239,193.80 × 510,751.11
  4. Step 4: Simplify right side
    897,945.60x = 632,919,608,855.12
  5. Step 5: Solve for x
    x = 632,919,608,855.12/897,945.60
  6. Step 6: Final answer
    x = 704,852.95

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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.