Home / 359,715.03-496,407.93-198,569.70

Finding the Fourth Proportional to 359,715.03, 496,407.93 and 198,569.70

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Solution

The fourth proportional to 359,715.03, 496,407.93 and 198,569.70 is: 274,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,715.03 : 496,407.93 = 198,569.70 : x
  2. Step 2: Convert to fraction form
    359,715.03/496,407.93 = 198,569.70/x
  3. Step 3: Cross multiply
    359,715.03x = 496,407.93 × 198,569.70
  4. Step 4: Simplify right side
    359,715.03x = 98,571,573,737.72
  5. Step 5: Solve for x
    x = 98,571,573,737.72/359,715.03
  6. Step 6: Final answer
    x = 274,026.84

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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.