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Finding the Fourth Proportional to 575,335.99, 862,865.43 and 175,980.16

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Solution

The fourth proportional to 575,335.99, 862,865.43 and 175,980.16 is: 263,927.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,335.99 : 862,865.43 = 175,980.16 : x
  2. Step 2: Convert to fraction form
    575,335.99/862,865.43 = 175,980.16/x
  3. Step 3: Cross multiply
    575,335.99x = 862,865.43 × 175,980.16
  4. Step 4: Simplify right side
    575,335.99x = 151,847,196,429.87
  5. Step 5: Solve for x
    x = 151,847,196,429.87/575,335.99
  6. Step 6: Final answer
    x = 263,927.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.