Home / 705,999.18-974,273.04-383,711.23

Finding the Fourth Proportional to 705,999.18, 974,273.04 and 383,711.23

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Solution

The fourth proportional to 705,999.18, 974,273.04 and 383,711.23 is: 529,518.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,999.18 : 974,273.04 = 383,711.23 : x
  2. Step 2: Convert to fraction form
    705,999.18/974,273.04 = 383,711.23/x
  3. Step 3: Cross multiply
    705,999.18x = 974,273.04 × 383,711.23
  4. Step 4: Simplify right side
    705,999.18x = 373,839,506,534.24
  5. Step 5: Solve for x
    x = 373,839,506,534.24/705,999.18
  6. Step 6: Final answer
    x = 529,518.33

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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.