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Finding the Fourth Proportional to 249,636.80, 374,455.20 and 237,348.80

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Solution

The fourth proportional to 249,636.80, 374,455.20 and 237,348.80 is: 356,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,636.80 : 374,455.20 = 237,348.80 : x
  2. Step 2: Convert to fraction form
    249,636.80/374,455.20 = 237,348.80/x
  3. Step 3: Cross multiply
    249,636.80x = 374,455.20 × 237,348.80
  4. Step 4: Simplify right side
    249,636.80x = 88,876,492,373.76
  5. Step 5: Solve for x
    x = 88,876,492,373.76/249,636.80
  6. Step 6: Final answer
    x = 356,023.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.