Home / 733,265.40-1,012,048.11-478,173.72

Finding the Fourth Proportional to 733,265.40, 1,012,048.11 and 478,173.72

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Solution

The fourth proportional to 733,265.40, 1,012,048.11 and 478,173.72 is: 659,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,265.40 : 1,012,048.11 = 478,173.72 : x
  2. Step 2: Convert to fraction form
    733,265.40/1,012,048.11 = 478,173.72/x
  3. Step 3: Cross multiply
    733,265.40x = 1,012,048.11 × 478,173.72
  4. Step 4: Simplify right side
    733,265.40x = 483,934,809,577.67
  5. Step 5: Solve for x
    x = 483,934,809,577.67/733,265.40
  6. Step 6: Final answer
    x = 659,972.24

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Double scale
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1.5x scale

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.