Home / 705,359.86-973,396.38-383,070.04

Finding the Fourth Proportional to 705,359.86, 973,396.38 and 383,070.04

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Solution

The fourth proportional to 705,359.86, 973,396.38 and 383,070.04 is: 528,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,359.86 : 973,396.38 = 383,070.04 : x
  2. Step 2: Convert to fraction form
    705,359.86/973,396.38 = 383,070.04/x
  3. Step 3: Cross multiply
    705,359.86x = 973,396.38 × 383,070.04
  4. Step 4: Simplify right side
    705,359.86x = 372,878,990,222.46
  5. Step 5: Solve for x
    x = 372,878,990,222.46/705,359.86
  6. Step 6: Final answer
    x = 528,636.53

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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.