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Finding the Fourth Proportional to 346,683.94, 520,045.35 and 97,346.50

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Solution

The fourth proportional to 346,683.94, 520,045.35 and 97,346.50 is: 146,025.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,683.94 : 520,045.35 = 97,346.50 : x
  2. Step 2: Convert to fraction form
    346,683.94/520,045.35 = 97,346.50/x
  3. Step 3: Cross multiply
    346,683.94x = 520,045.35 × 97,346.50
  4. Step 4: Simplify right side
    346,683.94x = 50,624,594,663.78
  5. Step 5: Solve for x
    x = 50,624,594,663.78/346,683.94
  6. Step 6: Final answer
    x = 146,025.21

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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.