Home / 713,400.40-1,070,211.32-240,048.84

Finding the Fourth Proportional to 713,400.40, 1,070,211.32 and 240,048.84

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Solution

The fourth proportional to 713,400.40, 1,070,211.32 and 240,048.84 is: 360,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,400.40 : 1,070,211.32 = 240,048.84 : x
  2. Step 2: Convert to fraction form
    713,400.40/1,070,211.32 = 240,048.84/x
  3. Step 3: Cross multiply
    713,400.40x = 1,070,211.32 × 240,048.84
  4. Step 4: Simplify right side
    713,400.40x = 256,902,985,920.87
  5. Step 5: Solve for x
    x = 256,902,985,920.87/713,400.40
  6. Step 6: Final answer
    x = 360,110.52

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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.