Home / 770,445.30-1,076,523.90-770,445.30

Finding the Fourth Proportional to 770,445.30, 1,076,523.90 and 770,445.30

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Solution

The fourth proportional to 770,445.30, 1,076,523.90 and 770,445.30 is: 1,076,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,445.30 : 1,076,523.90 = 770,445.30 : x
  2. Step 2: Convert to fraction form
    770,445.30/1,076,523.90 = 770,445.30/x
  3. Step 3: Cross multiply
    770,445.30x = 1,076,523.90 × 770,445.30
  4. Step 4: Simplify right side
    770,445.30x = 829,402,779,092.67
  5. Step 5: Solve for x
    x = 829,402,779,092.67/770,445.30
  6. Step 6: Final answer
    x = 1,076,523.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.