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Finding the Fourth Proportional to 259,483.41, 358,078.95 and 152,124.93

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Solution

The fourth proportional to 259,483.41, 358,078.95 and 152,124.93 is: 209,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,483.41 : 358,078.95 = 152,124.93 : x
  2. Step 2: Convert to fraction form
    259,483.41/358,078.95 = 152,124.93/x
  3. Step 3: Cross multiply
    259,483.41x = 358,078.95 × 152,124.93
  4. Step 4: Simplify right side
    259,483.41x = 54,472,735,203.22
  5. Step 5: Solve for x
    x = 54,472,735,203.22/259,483.41
  6. Step 6: Final answer
    x = 209,927.62

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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.