Home / 952,455.90-1,314,405.16-522,776

Finding the Fourth Proportional to 952,455.90, 1,314,405.16 and 522,776

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Solution

The fourth proportional to 952,455.90, 1,314,405.16 and 522,776 is: 721,439.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,455.90 : 1,314,405.16 = 522,776 : x
  2. Step 2: Convert to fraction form
    952,455.90/1,314,405.16 = 522,776/x
  3. Step 3: Cross multiply
    952,455.90x = 1,314,405.16 × 522,776
  4. Step 4: Simplify right side
    952,455.90x = 687,139,471,924.16
  5. Step 5: Solve for x
    x = 687,139,471,924.16/952,455.90
  6. Step 6: Final answer
    x = 721,439.67

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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.