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Finding the Fourth Proportional to 431,012.04, 594,758.52 and 249,666

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Solution

The fourth proportional to 431,012.04, 594,758.52 and 249,666 is: 344,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,012.04 : 594,758.52 = 249,666 : x
  2. Step 2: Convert to fraction form
    431,012.04/594,758.52 = 249,666/x
  3. Step 3: Cross multiply
    431,012.04x = 594,758.52 × 249,666
  4. Step 4: Simplify right side
    431,012.04x = 148,490,980,654.32
  5. Step 5: Solve for x
    x = 148,490,980,654.32/431,012.04
  6. Step 6: Final answer
    x = 344,517.01

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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.