Home / 769,567.96-1,062,002.10-430,036.21

Finding the Fourth Proportional to 769,567.96, 1,062,002.10 and 430,036.21

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Solution

The fourth proportional to 769,567.96, 1,062,002.10 and 430,036.21 is: 593,449.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,567.96 : 1,062,002.10 = 430,036.21 : x
  2. Step 2: Convert to fraction form
    769,567.96/1,062,002.10 = 430,036.21/x
  3. Step 3: Cross multiply
    769,567.96x = 1,062,002.10 × 430,036.21
  4. Step 4: Simplify right side
    769,567.96x = 456,699,358,096.04
  5. Step 5: Solve for x
    x = 456,699,358,096.04/769,567.96
  6. Step 6: Final answer
    x = 593,449.03

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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.