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Finding the Fourth Proportional to 343,014.40, 514,521.60 and 93,696.40

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Solution

The fourth proportional to 343,014.40, 514,521.60 and 93,696.40 is: 140,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,014.40 : 514,521.60 = 93,696.40 : x
  2. Step 2: Convert to fraction form
    343,014.40/514,521.60 = 93,696.40/x
  3. Step 3: Cross multiply
    343,014.40x = 514,521.60 × 93,696.40
  4. Step 4: Simplify right side
    343,014.40x = 48,208,821,642.24
  5. Step 5: Solve for x
    x = 48,208,821,642.24/343,014.40
  6. Step 6: Final answer
    x = 140,544.60

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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.