Home / 723,529.60-1,084,987.20-349,667.20

Finding the Fourth Proportional to 723,529.60, 1,084,987.20 and 349,667.20

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Solution

The fourth proportional to 723,529.60, 1,084,987.20 and 349,667.20 is: 524,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,529.60 : 1,084,987.20 = 349,667.20 : x
  2. Step 2: Convert to fraction form
    723,529.60/1,084,987.20 = 349,667.20/x
  3. Step 3: Cross multiply
    723,529.60x = 1,084,987.20 × 349,667.20
  4. Step 4: Simplify right side
    723,529.60x = 379,384,436,259.84
  5. Step 5: Solve for x
    x = 379,384,436,259.84/723,529.60
  6. Step 6: Final answer
    x = 524,352.34

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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.