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Finding the Fourth Proportional to 430,381.99, 593,999.22 and 249,062.68

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Solution

The fourth proportional to 430,381.99, 593,999.22 and 249,062.68 is: 343,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,381.99 : 593,999.22 = 249,062.68 : x
  2. Step 2: Convert to fraction form
    430,381.99/593,999.22 = 249,062.68/x
  3. Step 3: Cross multiply
    430,381.99x = 593,999.22 × 249,062.68
  4. Step 4: Simplify right side
    430,381.99x = 147,943,037,651.11
  5. Step 5: Solve for x
    x = 147,943,037,651.11/430,381.99
  6. Step 6: Final answer
    x = 343,748.21

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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.