Home / 698,708.56-1,048,284.44-249,419.56

Finding the Fourth Proportional to 698,708.56, 1,048,284.44 and 249,419.56

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Solution

The fourth proportional to 698,708.56, 1,048,284.44 and 249,419.56 is: 374,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,708.56 : 1,048,284.44 = 249,419.56 : x
  2. Step 2: Convert to fraction form
    698,708.56/1,048,284.44 = 249,419.56/x
  3. Step 3: Cross multiply
    698,708.56x = 1,048,284.44 × 249,419.56
  4. Step 4: Simplify right side
    698,708.56x = 261,462,643,779.65
  5. Step 5: Solve for x
    x = 261,462,643,779.65/698,708.56
  6. Step 6: Final answer
    x = 374,208.45

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Double scale
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1.5x scale

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.