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Finding the Fourth Proportional to 537,513.52, 740,973.48 and 343,900.36

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Solution

The fourth proportional to 537,513.52, 740,973.48 and 343,900.36 is: 474,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,513.52 : 740,973.48 = 343,900.36 : x
  2. Step 2: Convert to fraction form
    537,513.52/740,973.48 = 343,900.36/x
  3. Step 3: Cross multiply
    537,513.52x = 740,973.48 × 343,900.36
  4. Step 4: Simplify right side
    537,513.52x = 254,821,046,522.45
  5. Step 5: Solve for x
    x = 254,821,046,522.45/537,513.52
  6. Step 6: Final answer
    x = 474,073.74

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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.