Home / 769,615.16-1,062,050.54-430,149.04

Finding the Fourth Proportional to 769,615.16, 1,062,050.54 and 430,149.04

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Solution

The fourth proportional to 769,615.16, 1,062,050.54 and 430,149.04 is: 593,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,615.16 : 1,062,050.54 = 430,149.04 : x
  2. Step 2: Convert to fraction form
    769,615.16/1,062,050.54 = 430,149.04/x
  3. Step 3: Cross multiply
    769,615.16x = 1,062,050.54 × 430,149.04
  4. Step 4: Simplify right side
    769,615.16x = 456,840,020,212.48
  5. Step 5: Solve for x
    x = 456,840,020,212.48/769,615.16
  6. Step 6: Final answer
    x = 593,595.40

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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.