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Finding the Fourth Proportional to 531,066.33, 732,854.70 and 301,605.84

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Solution

The fourth proportional to 531,066.33, 732,854.70 and 301,605.84 is: 416,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,066.33 : 732,854.70 = 301,605.84 : x
  2. Step 2: Convert to fraction form
    531,066.33/732,854.70 = 301,605.84/x
  3. Step 3: Cross multiply
    531,066.33x = 732,854.70 × 301,605.84
  4. Step 4: Simplify right side
    531,066.33x = 221,033,257,391.45
  5. Step 5: Solve for x
    x = 221,033,257,391.45/531,066.33
  6. Step 6: Final answer
    x = 416,206.50

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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.