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Finding the Fourth Proportional to 232,528, 348,795.36 and 66,316

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Solution

The fourth proportional to 232,528, 348,795.36 and 66,316 is: 99,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,528 : 348,795.36 = 66,316 : x
  2. Step 2: Convert to fraction form
    232,528/348,795.36 = 66,316/x
  3. Step 3: Cross multiply
    232,528x = 348,795.36 × 66,316
  4. Step 4: Simplify right side
    232,528x = 23,130,713,093.76
  5. Step 5: Solve for x
    x = 23,130,713,093.76/232,528
  6. Step 6: Final answer
    x = 99,474.96

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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.