Home / 983,996.76-1,357,873.56-548,390.93

Finding the Fourth Proportional to 983,996.76, 1,357,873.56 and 548,390.93

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Solution

The fourth proportional to 983,996.76, 1,357,873.56 and 548,390.93 is: 756,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,996.76 : 1,357,873.56 = 548,390.93 : x
  2. Step 2: Convert to fraction form
    983,996.76/1,357,873.56 = 548,390.93/x
  3. Step 3: Cross multiply
    983,996.76x = 1,357,873.56 × 548,390.93
  4. Step 4: Simplify right side
    983,996.76x = 744,645,537,601.44
  5. Step 5: Solve for x
    x = 744,645,537,601.44/983,996.76
  6. Step 6: Final answer
    x = 756,756.09

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Double scale
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1.5x scale

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.