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Finding the Fourth Proportional to 294,295.38, 406,250.86 and 249,206.74

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Solution

The fourth proportional to 294,295.38, 406,250.86 and 249,206.74 is: 344,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,295.38 : 406,250.86 = 249,206.74 : x
  2. Step 2: Convert to fraction form
    294,295.38/406,250.86 = 249,206.74/x
  3. Step 3: Cross multiply
    294,295.38x = 406,250.86 × 249,206.74
  4. Step 4: Simplify right side
    294,295.38x = 101,240,452,442.80
  5. Step 5: Solve for x
    x = 101,240,452,442.80/294,295.38
  6. Step 6: Final answer
    x = 344,009.66

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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.