Home / 924,025.50-1,386,591.21-398,713.50

Finding the Fourth Proportional to 924,025.50, 1,386,591.21 and 398,713.50

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Solution

The fourth proportional to 924,025.50, 1,386,591.21 and 398,713.50 is: 598,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,025.50 : 1,386,591.21 = 398,713.50 : x
  2. Step 2: Convert to fraction form
    924,025.50/1,386,591.21 = 398,713.50/x
  3. Step 3: Cross multiply
    924,025.50x = 1,386,591.21 × 398,713.50
  4. Step 4: Simplify right side
    924,025.50x = 552,852,634,408.34
  5. Step 5: Solve for x
    x = 552,852,634,408.34/924,025.50
  6. Step 6: Final answer
    x = 598,308.85

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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.