Home / 928,688.13-1,393,032.51-613,071.27

Finding the Fourth Proportional to 928,688.13, 1,393,032.51 and 613,071.27

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Solution

The fourth proportional to 928,688.13, 1,393,032.51 and 613,071.27 is: 919,607.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,688.13 : 1,393,032.51 = 613,071.27 : x
  2. Step 2: Convert to fraction form
    928,688.13/1,393,032.51 = 613,071.27/x
  3. Step 3: Cross multiply
    928,688.13x = 1,393,032.51 × 613,071.27
  4. Step 4: Simplify right side
    928,688.13x = 854,028,210,056.99
  5. Step 5: Solve for x
    x = 854,028,210,056.99/928,688.13
  6. Step 6: Final answer
    x = 919,607.11

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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.