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Finding the Fourth Proportional to 294,570.60, 406,510.11 and 167,248.89

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Solution

The fourth proportional to 294,570.60, 406,510.11 and 167,248.89 is: 230,804.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,570.60 : 406,510.11 = 167,248.89 : x
  2. Step 2: Convert to fraction form
    294,570.60/406,510.11 = 167,248.89/x
  3. Step 3: Cross multiply
    294,570.60x = 406,510.11 × 167,248.89
  4. Step 4: Simplify right side
    294,570.60x = 67,988,364,671.28
  5. Step 5: Solve for x
    x = 67,988,364,671.28/294,570.60
  6. Step 6: Final answer
    x = 230,804.99

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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.