Home / 782,053.36-1,173,100.40-249,573.68

Finding the Fourth Proportional to 782,053.36, 1,173,100.40 and 249,573.68

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Solution

The fourth proportional to 782,053.36, 1,173,100.40 and 249,573.68 is: 374,367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,053.36 : 1,173,100.40 = 249,573.68 : x
  2. Step 2: Convert to fraction form
    782,053.36/1,173,100.40 = 249,573.68/x
  3. Step 3: Cross multiply
    782,053.36x = 1,173,100.40 × 249,573.68
  4. Step 4: Simplify right side
    782,053.36x = 292,774,983,837.47
  5. Step 5: Solve for x
    x = 292,774,983,837.47/782,053.36
  6. Step 6: Final answer
    x = 374,367.02

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Double scale
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Similar ratio
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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.