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Finding the Fourth Proportional to 304,681.68, 457,017.63 and 83,065.68

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Solution

The fourth proportional to 304,681.68, 457,017.63 and 83,065.68 is: 124,597.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,681.68 : 457,017.63 = 83,065.68 : x
  2. Step 2: Convert to fraction form
    304,681.68/457,017.63 = 83,065.68/x
  3. Step 3: Cross multiply
    304,681.68x = 457,017.63 × 83,065.68
  4. Step 4: Simplify right side
    304,681.68x = 37,962,480,207.94
  5. Step 5: Solve for x
    x = 37,962,480,207.94/304,681.68
  6. Step 6: Final answer
    x = 124,597.19

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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.