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Finding the Fourth Proportional to 440,953.60, 608,563.20 and 249,946.24

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Solution

The fourth proportional to 440,953.60, 608,563.20 and 249,946.24 is: 344,952.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,953.60 : 608,563.20 = 249,946.24 : x
  2. Step 2: Convert to fraction form
    440,953.60/608,563.20 = 249,946.24/x
  3. Step 3: Cross multiply
    440,953.60x = 608,563.20 × 249,946.24
  4. Step 4: Simplify right side
    440,953.60x = 152,108,083,642.37
  5. Step 5: Solve for x
    x = 152,108,083,642.37/440,953.60
  6. Step 6: Final answer
    x = 344,952.58

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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.