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Finding the Fourth Proportional to 532,541.40, 798,423.30 and 216,835.80

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Solution

The fourth proportional to 532,541.40, 798,423.30 and 216,835.80 is: 325,095.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,541.40 : 798,423.30 = 216,835.80 : x
  2. Step 2: Convert to fraction form
    532,541.40/798,423.30 = 216,835.80/x
  3. Step 3: Cross multiply
    532,541.40x = 798,423.30 × 216,835.80
  4. Step 4: Simplify right side
    532,541.40x = 173,126,754,994.14
  5. Step 5: Solve for x
    x = 173,126,754,994.14/532,541.40
  6. Step 6: Final answer
    x = 325,095.39

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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.