Home / 525,185.10-788,166.45-347,633.10

Finding the Fourth Proportional to 525,185.10, 788,166.45 and 347,633.10

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Solution

The fourth proportional to 525,185.10, 788,166.45 and 347,633.10 is: 521,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,185.10 : 788,166.45 = 347,633.10 : x
  2. Step 2: Convert to fraction form
    525,185.10/788,166.45 = 347,633.10/x
  3. Step 3: Cross multiply
    525,185.10x = 788,166.45 × 347,633.10
  4. Step 4: Simplify right side
    525,185.10x = 273,992,746,329.50
  5. Step 5: Solve for x
    x = 273,992,746,329.50/525,185.10
  6. Step 6: Final answer
    x = 521,707.01

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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.