Home / 680,097.60-1,020,146.40-561,902.40

Finding the Fourth Proportional to 680,097.60, 1,020,146.40 and 561,902.40

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Solution

The fourth proportional to 680,097.60, 1,020,146.40 and 561,902.40 is: 842,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,097.60 : 1,020,146.40 = 561,902.40 : x
  2. Step 2: Convert to fraction form
    680,097.60/1,020,146.40 = 561,902.40/x
  3. Step 3: Cross multiply
    680,097.60x = 1,020,146.40 × 561,902.40
  4. Step 4: Simplify right side
    680,097.60x = 573,222,710,511.36
  5. Step 5: Solve for x
    x = 573,222,710,511.36/680,097.60
  6. Step 6: Final answer
    x = 842,853.60

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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.