Home / 719,090.19-1,077,607.26-528,051.69

Finding the Fourth Proportional to 719,090.19, 1,077,607.26 and 528,051.69

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Solution

The fourth proportional to 719,090.19, 1,077,607.26 and 528,051.69 is: 791,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,090.19 : 1,077,607.26 = 528,051.69 : x
  2. Step 2: Convert to fraction form
    719,090.19/1,077,607.26 = 528,051.69/x
  3. Step 3: Cross multiply
    719,090.19x = 1,077,607.26 × 528,051.69
  4. Step 4: Simplify right side
    719,090.19x = 569,032,334,799.27
  5. Step 5: Solve for x
    x = 569,032,334,799.27/719,090.19
  6. Step 6: Final answer
    x = 791,322.62

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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.