Home / 768,182.08-1,060,085.42-424,017.96

Finding the Fourth Proportional to 768,182.08, 1,060,085.42 and 424,017.96

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Solution

The fourth proportional to 768,182.08, 1,060,085.42 and 424,017.96 is: 585,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,182.08 : 1,060,085.42 = 424,017.96 : x
  2. Step 2: Convert to fraction form
    768,182.08/1,060,085.42 = 424,017.96/x
  3. Step 3: Cross multiply
    768,182.08x = 1,060,085.42 × 424,017.96
  4. Step 4: Simplify right side
    768,182.08x = 449,495,264,038.37
  5. Step 5: Solve for x
    x = 449,495,264,038.37/768,182.08
  6. Step 6: Final answer
    x = 585,141.56

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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.