Home / 727,609.98-1,091,975.40-585,802.20

Finding the Fourth Proportional to 727,609.98, 1,091,975.40 and 585,802.20

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Solution

The fourth proportional to 727,609.98, 1,091,975.40 and 585,802.20 is: 879,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,609.98 : 1,091,975.40 = 585,802.20 : x
  2. Step 2: Convert to fraction form
    727,609.98/1,091,975.40 = 585,802.20/x
  3. Step 3: Cross multiply
    727,609.98x = 1,091,975.40 × 585,802.20
  4. Step 4: Simplify right side
    727,609.98x = 639,681,591,665.88
  5. Step 5: Solve for x
    x = 639,681,591,665.88/727,609.98
  6. Step 6: Final answer
    x = 879,154.50

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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.