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Finding the Fourth Proportional to 594,017.20, 891,025.80 and 214,937.20

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Solution

The fourth proportional to 594,017.20, 891,025.80 and 214,937.20 is: 322,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,017.20 : 891,025.80 = 214,937.20 : x
  2. Step 2: Convert to fraction form
    594,017.20/891,025.80 = 214,937.20/x
  3. Step 3: Cross multiply
    594,017.20x = 891,025.80 × 214,937.20
  4. Step 4: Simplify right side
    594,017.20x = 191,514,590,579.76
  5. Step 5: Solve for x
    x = 191,514,590,579.76/594,017.20
  6. Step 6: Final answer
    x = 322,405.80

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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.