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Finding the Fourth Proportional to 586,969.16, 880,312.08 and 245,227.96

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Solution

The fourth proportional to 586,969.16, 880,312.08 and 245,227.96 is: 367,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,969.16 : 880,312.08 = 245,227.96 : x
  2. Step 2: Convert to fraction form
    586,969.16/880,312.08 = 245,227.96/x
  3. Step 3: Cross multiply
    586,969.16x = 880,312.08 × 245,227.96
  4. Step 4: Simplify right side
    586,969.16x = 215,877,135,541.76
  5. Step 5: Solve for x
    x = 215,877,135,541.76/586,969.16
  6. Step 6: Final answer
    x = 367,782.76

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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.