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Finding the Fourth Proportional to 346,802.45, 520,203.66 and 97,484.45

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Solution

The fourth proportional to 346,802.45, 520,203.66 and 97,484.45 is: 146,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,802.45 : 520,203.66 = 97,484.45 : x
  2. Step 2: Convert to fraction form
    346,802.45/520,203.66 = 97,484.45/x
  3. Step 3: Cross multiply
    346,802.45x = 520,203.66 × 97,484.45
  4. Step 4: Simplify right side
    346,802.45x = 50,711,765,082.07
  5. Step 5: Solve for x
    x = 50,711,765,082.07/346,802.45
  6. Step 6: Final answer
    x = 146,226.67

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1.5x scale

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.