Home / 922,087.78-1,272,571.85-559,483.18

Finding the Fourth Proportional to 922,087.78, 1,272,571.85 and 559,483.18

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Solution

The fourth proportional to 922,087.78, 1,272,571.85 and 559,483.18 is: 772,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,087.78 : 1,272,571.85 = 559,483.18 : x
  2. Step 2: Convert to fraction form
    922,087.78/1,272,571.85 = 559,483.18/x
  3. Step 3: Cross multiply
    922,087.78x = 1,272,571.85 × 559,483.18
  4. Step 4: Simplify right side
    922,087.78x = 711,982,545,416.48
  5. Step 5: Solve for x
    x = 711,982,545,416.48/922,087.78
  6. Step 6: Final answer
    x = 772,141.83

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1.5x scale

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.