Home / 863,315.18-1,191,062.56-500,539.26

Finding the Fourth Proportional to 863,315.18, 1,191,062.56 and 500,539.26

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Solution

The fourth proportional to 863,315.18, 1,191,062.56 and 500,539.26 is: 690,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,315.18 : 1,191,062.56 = 500,539.26 : x
  2. Step 2: Convert to fraction form
    863,315.18/1,191,062.56 = 500,539.26/x
  3. Step 3: Cross multiply
    863,315.18x = 1,191,062.56 × 500,539.26
  4. Step 4: Simplify right side
    863,315.18x = 596,173,572,396.11
  5. Step 5: Solve for x
    x = 596,173,572,396.11/863,315.18
  6. Step 6: Final answer
    x = 690,563.06

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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.