Home / 755,051.92-1,041,975.10-432,780.86

Finding the Fourth Proportional to 755,051.92, 1,041,975.10 and 432,780.86

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Solution

The fourth proportional to 755,051.92, 1,041,975.10 and 432,780.86 is: 597,239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,051.92 : 1,041,975.10 = 432,780.86 : x
  2. Step 2: Convert to fraction form
    755,051.92/1,041,975.10 = 432,780.86/x
  3. Step 3: Cross multiply
    755,051.92x = 1,041,975.10 × 432,780.86
  4. Step 4: Simplify right side
    755,051.92x = 450,946,879,876.59
  5. Step 5: Solve for x
    x = 450,946,879,876.59/755,051.92
  6. Step 6: Final answer
    x = 597,239.56

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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.