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Finding the Fourth Proportional to 242,365.42, 334,349.40 and 170,784.82

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Solution

The fourth proportional to 242,365.42, 334,349.40 and 170,784.82 is: 235,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,365.42 : 334,349.40 = 170,784.82 : x
  2. Step 2: Convert to fraction form
    242,365.42/334,349.40 = 170,784.82/x
  3. Step 3: Cross multiply
    242,365.42x = 334,349.40 × 170,784.82
  4. Step 4: Simplify right side
    242,365.42x = 57,101,802,096.11
  5. Step 5: Solve for x
    x = 57,101,802,096.11/242,365.42
  6. Step 6: Final answer
    x = 235,602.10

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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.