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Finding the Fourth Proportional to 223,210.10, 334,815.16 and 98,526.26

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Solution

The fourth proportional to 223,210.10, 334,815.16 and 98,526.26 is: 147,789.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,210.10 : 334,815.16 = 98,526.26 : x
  2. Step 2: Convert to fraction form
    223,210.10/334,815.16 = 98,526.26/x
  3. Step 3: Cross multiply
    223,210.10x = 334,815.16 × 98,526.26
  4. Step 4: Simplify right side
    223,210.10x = 32,988,085,506.10
  5. Step 5: Solve for x
    x = 32,988,085,506.10/223,210.10
  6. Step 6: Final answer
    x = 147,789.39

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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.