Home / 528,345.04-792,489.96-173,312.32

Finding the Fourth Proportional to 528,345.04, 792,489.96 and 173,312.32

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Solution

The fourth proportional to 528,345.04, 792,489.96 and 173,312.32 is: 259,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,345.04 : 792,489.96 = 173,312.32 : x
  2. Step 2: Convert to fraction form
    528,345.04/792,489.96 = 173,312.32/x
  3. Step 3: Cross multiply
    528,345.04x = 792,489.96 × 173,312.32
  4. Step 4: Simplify right side
    528,345.04x = 137,348,273,544.31
  5. Step 5: Solve for x
    x = 137,348,273,544.31/528,345.04
  6. Step 6: Final answer
    x = 259,959.43

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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.