Home / 755,055.92-1,041,980.62-432,784.86

Finding the Fourth Proportional to 755,055.92, 1,041,980.62 and 432,784.86

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Solution

The fourth proportional to 755,055.92, 1,041,980.62 and 432,784.86 is: 597,245.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,055.92 : 1,041,980.62 = 432,784.86 : x
  2. Step 2: Convert to fraction form
    755,055.92/1,041,980.62 = 432,784.86/x
  3. Step 3: Cross multiply
    755,055.92x = 1,041,980.62 × 432,784.86
  4. Step 4: Simplify right side
    755,055.92x = 450,953,436,749.41
  5. Step 5: Solve for x
    x = 450,953,436,749.41/755,055.92
  6. Step 6: Final answer
    x = 597,245.08

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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.