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Finding the Fourth Proportional to 302,413.20, 452,963.70 and 249,925.20

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Solution

The fourth proportional to 302,413.20, 452,963.70 and 249,925.20 is: 374,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,413.20 : 452,963.70 = 249,925.20 : x
  2. Step 2: Convert to fraction form
    302,413.20/452,963.70 = 249,925.20/x
  3. Step 3: Cross multiply
    302,413.20x = 452,963.70 × 249,925.20
  4. Step 4: Simplify right side
    302,413.20x = 113,207,043,315.24
  5. Step 5: Solve for x
    x = 113,207,043,315.24/302,413.20
  6. Step 6: Final answer
    x = 374,345.58

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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.