Home / 739,407.60-1,109,111.40-587,192.40

Finding the Fourth Proportional to 739,407.60, 1,109,111.40 and 587,192.40

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Solution

The fourth proportional to 739,407.60, 1,109,111.40 and 587,192.40 is: 880,788.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,407.60 : 1,109,111.40 = 587,192.40 : x
  2. Step 2: Convert to fraction form
    739,407.60/1,109,111.40 = 587,192.40/x
  3. Step 3: Cross multiply
    739,407.60x = 1,109,111.40 × 587,192.40
  4. Step 4: Simplify right side
    739,407.60x = 651,261,784,833.36
  5. Step 5: Solve for x
    x = 651,261,784,833.36/739,407.60
  6. Step 6: Final answer
    x = 880,788.60

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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.