Home / 840,971.04-1,160,672.93-534,728.17

Finding the Fourth Proportional to 840,971.04, 1,160,672.93 and 534,728.17

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Solution

The fourth proportional to 840,971.04, 1,160,672.93 and 534,728.17 is: 738,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,971.04 : 1,160,672.93 = 534,728.17 : x
  2. Step 2: Convert to fraction form
    840,971.04/1,160,672.93 = 534,728.17/x
  3. Step 3: Cross multiply
    840,971.04x = 1,160,672.93 × 534,728.17
  4. Step 4: Simplify right side
    840,971.04x = 620,644,511,827.44
  5. Step 5: Solve for x
    x = 620,644,511,827.44/840,971.04
  6. Step 6: Final answer
    x = 738,009.38

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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.