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Finding the Fourth Proportional to 430,674.40, 594,350.16 and 249,394.24

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Solution

The fourth proportional to 430,674.40, 594,350.16 and 249,394.24 is: 344,175.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,674.40 : 594,350.16 = 249,394.24 : x
  2. Step 2: Convert to fraction form
    430,674.40/594,350.16 = 249,394.24/x
  3. Step 3: Cross multiply
    430,674.40x = 594,350.16 × 249,394.24
  4. Step 4: Simplify right side
    430,674.40x = 148,227,506,447.08
  5. Step 5: Solve for x
    x = 148,227,506,447.08/430,674.40
  6. Step 6: Final answer
    x = 344,175.34

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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.