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Finding the Fourth Proportional to 304,888.40, 457,332.60 and 94,590.80

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Solution

The fourth proportional to 304,888.40, 457,332.60 and 94,590.80 is: 141,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,888.40 : 457,332.60 = 94,590.80 : x
  2. Step 2: Convert to fraction form
    304,888.40/457,332.60 = 94,590.80/x
  3. Step 3: Cross multiply
    304,888.40x = 457,332.60 × 94,590.80
  4. Step 4: Simplify right side
    304,888.40x = 43,259,456,500.08
  5. Step 5: Solve for x
    x = 43,259,456,500.08/304,888.40
  6. Step 6: Final answer
    x = 141,886.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.