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Finding the Fourth Proportional to 440,587.50, 608,040.82 and 249,602.46

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Solution

The fourth proportional to 440,587.50, 608,040.82 and 249,602.46 is: 344,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,587.50 : 608,040.82 = 249,602.46 : x
  2. Step 2: Convert to fraction form
    440,587.50/608,040.82 = 249,602.46/x
  3. Step 3: Cross multiply
    440,587.50x = 608,040.82 × 249,602.46
  4. Step 4: Simplify right side
    440,587.50x = 151,768,484,452.42
  5. Step 5: Solve for x
    x = 151,768,484,452.42/440,587.50
  6. Step 6: Final answer
    x = 344,468.43

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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.