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Finding the Fourth Proportional to 249,260.16, 343,745.28 and 164,229.12

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Solution

The fourth proportional to 249,260.16, 343,745.28 and 164,229.12 is: 226,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,260.16 : 343,745.28 = 164,229.12 : x
  2. Step 2: Convert to fraction form
    249,260.16/343,745.28 = 164,229.12/x
  3. Step 3: Cross multiply
    249,260.16x = 343,745.28 × 164,229.12
  4. Step 4: Simplify right side
    249,260.16x = 56,452,984,838.55
  5. Step 5: Solve for x
    x = 56,452,984,838.55/249,260.16
  6. Step 6: Final answer
    x = 226,482.18

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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.