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Finding the Fourth Proportional to 507,044.10, 700,195 and 326,070.30

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Solution

The fourth proportional to 507,044.10, 700,195 and 326,070.30 is: 450,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,044.10 : 700,195 = 326,070.30 : x
  2. Step 2: Convert to fraction form
    507,044.10/700,195 = 326,070.30/x
  3. Step 3: Cross multiply
    507,044.10x = 700,195 × 326,070.30
  4. Step 4: Simplify right side
    507,044.10x = 228,312,793,708.50
  5. Step 5: Solve for x
    x = 228,312,793,708.50/507,044.10
  6. Step 6: Final answer
    x = 450,281.93

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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.