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Finding the Fourth Proportional to 575,611.36, 794,562.55 and 432,786.29

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Solution

The fourth proportional to 575,611.36, 794,562.55 and 432,786.29 is: 597,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,611.36 : 794,562.55 = 432,786.29 : x
  2. Step 2: Convert to fraction form
    575,611.36/794,562.55 = 432,786.29/x
  3. Step 3: Cross multiply
    575,611.36x = 794,562.55 × 432,786.29
  4. Step 4: Simplify right side
    575,611.36x = 343,875,777,602.08
  5. Step 5: Solve for x
    x = 343,875,777,602.08/575,611.36
  6. Step 6: Final answer
    x = 597,409.64

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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.