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Finding the Fourth Proportional to 535,476.10, 803,424.20 and 235,746.39

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Solution

The fourth proportional to 535,476.10, 803,424.20 and 235,746.39 is: 353,712.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,476.10 : 803,424.20 = 235,746.39 : x
  2. Step 2: Convert to fraction form
    535,476.10/803,424.20 = 235,746.39/x
  3. Step 3: Cross multiply
    535,476.10x = 803,424.20 × 235,746.39
  4. Step 4: Simplify right side
    535,476.10x = 189,404,354,788.64
  5. Step 5: Solve for x
    x = 189,404,354,788.64/535,476.10
  6. Step 6: Final answer
    x = 353,712.06

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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.