Home / 880,113.86-1,214,166.38-574,119.76

Finding the Fourth Proportional to 880,113.86, 1,214,166.38 and 574,119.76

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Solution

The fourth proportional to 880,113.86, 1,214,166.38 and 574,119.76 is: 792,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,113.86 : 1,214,166.38 = 574,119.76 : x
  2. Step 2: Convert to fraction form
    880,113.86/1,214,166.38 = 574,119.76/x
  3. Step 3: Cross multiply
    880,113.86x = 1,214,166.38 × 574,119.76
  4. Step 4: Simplify right side
    880,113.86x = 697,076,904,779.65
  5. Step 5: Solve for x
    x = 697,076,904,779.65/880,113.86
  6. Step 6: Final answer
    x = 792,030.37

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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.