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Finding the Fourth Proportional to 586,890.18, 880,369.85 and 166,130.82

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Solution

The fourth proportional to 586,890.18, 880,369.85 and 166,130.82 is: 249,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,890.18 : 880,369.85 = 166,130.82 : x
  2. Step 2: Convert to fraction form
    586,890.18/880,369.85 = 166,130.82/x
  3. Step 3: Cross multiply
    586,890.18x = 880,369.85 × 166,130.82
  4. Step 4: Simplify right side
    586,890.18x = 146,256,564,253.12
  5. Step 5: Solve for x
    x = 146,256,564,253.12/586,890.18
  6. Step 6: Final answer
    x = 249,206.02

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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.