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Finding the Fourth Proportional to 506,045.06, 759,055.47 and 164,488.07

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Solution

The fourth proportional to 506,045.06, 759,055.47 and 164,488.07 is: 246,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,045.06 : 759,055.47 = 164,488.07 : x
  2. Step 2: Convert to fraction form
    506,045.06/759,055.47 = 164,488.07/x
  3. Step 3: Cross multiply
    506,045.06x = 759,055.47 × 164,488.07
  4. Step 4: Simplify right side
    506,045.06x = 124,855,565,487.97
  5. Step 5: Solve for x
    x = 124,855,565,487.97/506,045.06
  6. Step 6: Final answer
    x = 246,728.16

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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.