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Finding the Fourth Proportional to 654,266.76, 901,941.70 and 433,133.39

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Solution

The fourth proportional to 654,266.76, 901,941.70 and 433,133.39 is: 597,097.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,266.76 : 901,941.70 = 433,133.39 : x
  2. Step 2: Convert to fraction form
    654,266.76/901,941.70 = 433,133.39/x
  3. Step 3: Cross multiply
    654,266.76x = 901,941.70 × 433,133.39
  4. Step 4: Simplify right side
    654,266.76x = 390,661,059,601.34
  5. Step 5: Solve for x
    x = 390,661,059,601.34/654,266.76
  6. Step 6: Final answer
    x = 597,097.52

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Half scale
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Double scale
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Similar ratio
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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.