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Finding the Fourth Proportional to 431,101.71, 594,920.53 and 249,918.67

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Solution

The fourth proportional to 431,101.71, 594,920.53 and 249,918.67 is: 344,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,101.71 : 594,920.53 = 249,918.67 : x
  2. Step 2: Convert to fraction form
    431,101.71/594,920.53 = 249,918.67/x
  3. Step 3: Cross multiply
    431,101.71x = 594,920.53 × 249,918.67
  4. Step 4: Simplify right side
    431,101.71x = 148,681,746,363.70
  5. Step 5: Solve for x
    x = 148,681,746,363.70/431,101.71
  6. Step 6: Final answer
    x = 344,887.86

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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.