Home / 768,946.86-1,152,763.47-543,598.38

Finding the Fourth Proportional to 768,946.86, 1,152,763.47 and 543,598.38

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Solution

The fourth proportional to 768,946.86, 1,152,763.47 and 543,598.38 is: 814,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,946.86 : 1,152,763.47 = 543,598.38 : x
  2. Step 2: Convert to fraction form
    768,946.86/1,152,763.47 = 543,598.38/x
  3. Step 3: Cross multiply
    768,946.86x = 1,152,763.47 × 543,598.38
  4. Step 4: Simplify right side
    768,946.86x = 626,640,354,815.18
  5. Step 5: Solve for x
    x = 626,640,354,815.18/768,946.86
  6. Step 6: Final answer
    x = 814,933.24

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1.5x scale

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.