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Finding the Fourth Proportional to 249,386.70, 374,080.05 and 124,682.70

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Solution

The fourth proportional to 249,386.70, 374,080.05 and 124,682.70 is: 187,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,386.70 : 374,080.05 = 124,682.70 : x
  2. Step 2: Convert to fraction form
    249,386.70/374,080.05 = 124,682.70/x
  3. Step 3: Cross multiply
    249,386.70x = 374,080.05 × 124,682.70
  4. Step 4: Simplify right side
    249,386.70x = 46,641,310,650.14
  5. Step 5: Solve for x
    x = 46,641,310,650.14/249,386.70
  6. Step 6: Final answer
    x = 187,024.05

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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.