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Finding the Fourth Proportional to 369,357.90, 554,058.45 and 116,646.18

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Solution

The fourth proportional to 369,357.90, 554,058.45 and 116,646.18 is: 174,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,357.90 : 554,058.45 = 116,646.18 : x
  2. Step 2: Convert to fraction form
    369,357.90/554,058.45 = 116,646.18/x
  3. Step 3: Cross multiply
    369,357.90x = 554,058.45 × 116,646.18
  4. Step 4: Simplify right side
    369,357.90x = 64,628,801,689.22
  5. Step 5: Solve for x
    x = 64,628,801,689.22/369,357.90
  6. Step 6: Final answer
    x = 174,976.09

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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.