Home / 914,587.60-1,371,881.40-249,739.60

Finding the Fourth Proportional to 914,587.60, 1,371,881.40 and 249,739.60

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Solution

The fourth proportional to 914,587.60, 1,371,881.40 and 249,739.60 is: 374,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,587.60 : 1,371,881.40 = 249,739.60 : x
  2. Step 2: Convert to fraction form
    914,587.60/1,371,881.40 = 249,739.60/x
  3. Step 3: Cross multiply
    914,587.60x = 1,371,881.40 × 249,739.60
  4. Step 4: Simplify right side
    914,587.60x = 342,613,112,083.44
  5. Step 5: Solve for x
    x = 342,613,112,083.44/914,587.60
  6. Step 6: Final answer
    x = 374,609.40

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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.