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Finding the Fourth Proportional to 369,776.88, 554,666.93 and 117,058.60

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Solution

The fourth proportional to 369,776.88, 554,666.93 and 117,058.60 is: 175,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,776.88 : 554,666.93 = 117,058.60 : x
  2. Step 2: Convert to fraction form
    369,776.88/554,666.93 = 117,058.60/x
  3. Step 3: Cross multiply
    369,776.88x = 554,666.93 × 117,058.60
  4. Step 4: Simplify right side
    369,776.88x = 64,928,534,292.10
  5. Step 5: Solve for x
    x = 64,928,534,292.10/369,776.88
  6. Step 6: Final answer
    x = 175,588.41

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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.