Home / 875,865.60-1,314,316.80-577,209.60

Finding the Fourth Proportional to 875,865.60, 1,314,316.80 and 577,209.60

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Solution

The fourth proportional to 875,865.60, 1,314,316.80 and 577,209.60 is: 866,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,865.60 : 1,314,316.80 = 577,209.60 : x
  2. Step 2: Convert to fraction form
    875,865.60/1,314,316.80 = 577,209.60/x
  3. Step 3: Cross multiply
    875,865.60x = 1,314,316.80 × 577,209.60
  4. Step 4: Simplify right side
    875,865.60x = 758,636,274,401.28
  5. Step 5: Solve for x
    x = 758,636,274,401.28/875,865.60
  6. Step 6: Final answer
    x = 866,156.03

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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.