Home / 723,064-1,084,974.24-525,020.32

Finding the Fourth Proportional to 723,064, 1,084,974.24 and 525,020.32

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Solution

The fourth proportional to 723,064, 1,084,974.24 and 525,020.32 is: 787,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,064 : 1,084,974.24 = 525,020.32 : x
  2. Step 2: Convert to fraction form
    723,064/1,084,974.24 = 525,020.32/x
  3. Step 3: Cross multiply
    723,064x = 1,084,974.24 × 525,020.32
  4. Step 4: Simplify right side
    723,064x = 569,633,522,676.56
  5. Step 5: Solve for x
    x = 569,633,522,676.56/723,064
  6. Step 6: Final answer
    x = 787,805.12

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1.5x scale

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.