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Finding the Fourth Proportional to 431,017.32, 594,800.64 and 249,725.40

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Solution

The fourth proportional to 431,017.32, 594,800.64 and 249,725.40 is: 344,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,017.32 : 594,800.64 = 249,725.40 : x
  2. Step 2: Convert to fraction form
    431,017.32/594,800.64 = 249,725.40/x
  3. Step 3: Cross multiply
    431,017.32x = 594,800.64 × 249,725.40
  4. Step 4: Simplify right side
    431,017.32x = 148,536,827,744.26
  5. Step 5: Solve for x
    x = 148,536,827,744.26/431,017.32
  6. Step 6: Final answer
    x = 344,619.16

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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.