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Finding the Fourth Proportional to 227,647.04, 314,153.08 and 127,045.04

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Solution

The fourth proportional to 227,647.04, 314,153.08 and 127,045.04 is: 175,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,647.04 : 314,153.08 = 127,045.04 : x
  2. Step 2: Convert to fraction form
    227,647.04/314,153.08 = 127,045.04/x
  3. Step 3: Cross multiply
    227,647.04x = 314,153.08 × 127,045.04
  4. Step 4: Simplify right side
    227,647.04x = 39,911,590,614.72
  5. Step 5: Solve for x
    x = 39,911,590,614.72/227,647.04
  6. Step 6: Final answer
    x = 175,322.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.