Home / 894,708.50-1,234,697.74-492,300.50

Finding the Fourth Proportional to 894,708.50, 1,234,697.74 and 492,300.50

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Solution

The fourth proportional to 894,708.50, 1,234,697.74 and 492,300.50 is: 679,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,708.50 : 1,234,697.74 = 492,300.50 : x
  2. Step 2: Convert to fraction form
    894,708.50/1,234,697.74 = 492,300.50/x
  3. Step 3: Cross multiply
    894,708.50x = 1,234,697.74 × 492,300.50
  4. Step 4: Simplify right side
    894,708.50x = 607,842,314,750.87
  5. Step 5: Solve for x
    x = 607,842,314,750.87/894,708.50
  6. Step 6: Final answer
    x = 679,374.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.