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Finding the Fourth Proportional to 346,304.97, 519,263.06 and 121,602.87

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Solution

The fourth proportional to 346,304.97, 519,263.06 and 121,602.87 is: 182,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,304.97 : 519,263.06 = 121,602.87 : x
  2. Step 2: Convert to fraction form
    346,304.97/519,263.06 = 121,602.87/x
  3. Step 3: Cross multiply
    346,304.97x = 519,263.06 × 121,602.87
  4. Step 4: Simplify right side
    346,304.97x = 63,143,877,772.97
  5. Step 5: Solve for x
    x = 63,143,877,772.97/346,304.97
  6. Step 6: Final answer
    x = 182,336.04

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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.