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Finding the Fourth Proportional to 624,535, 936,828.42 and 181,303

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Solution

The fourth proportional to 624,535, 936,828.42 and 181,303 is: 271,962.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,535 : 936,828.42 = 181,303 : x
  2. Step 2: Convert to fraction form
    624,535/936,828.42 = 181,303/x
  3. Step 3: Cross multiply
    624,535x = 936,828.42 × 181,303
  4. Step 4: Simplify right side
    624,535x = 169,849,803,031.26
  5. Step 5: Solve for x
    x = 169,849,803,031.26/624,535
  6. Step 6: Final answer
    x = 271,962.02

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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.