Home / 852,941.84-1,177,059.72-470,969.36

Finding the Fourth Proportional to 852,941.84, 1,177,059.72 and 470,969.36

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Solution

The fourth proportional to 852,941.84, 1,177,059.72 and 470,969.36 is: 649,937.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,941.84 : 1,177,059.72 = 470,969.36 : x
  2. Step 2: Convert to fraction form
    852,941.84/1,177,059.72 = 470,969.36/x
  3. Step 3: Cross multiply
    852,941.84x = 1,177,059.72 × 470,969.36
  4. Step 4: Simplify right side
    852,941.84x = 554,359,063,010.18
  5. Step 5: Solve for x
    x = 554,359,063,010.18/852,941.84
  6. Step 6: Final answer
    x = 649,937.71

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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.