Home / 924,078.60-1,386,578.70-525,025.80

Finding the Fourth Proportional to 924,078.60, 1,386,578.70 and 525,025.80

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Solution

The fourth proportional to 924,078.60, 1,386,578.70 and 525,025.80 is: 787,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,078.60 : 1,386,578.70 = 525,025.80 : x
  2. Step 2: Convert to fraction form
    924,078.60/1,386,578.70 = 525,025.80/x
  3. Step 3: Cross multiply
    924,078.60x = 1,386,578.70 × 525,025.80
  4. Step 4: Simplify right side
    924,078.60x = 727,989,591,230.46
  5. Step 5: Solve for x
    x = 727,989,591,230.46/924,078.60
  6. Step 6: Final answer
    x = 787,800.51

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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.