Home / 586,725.20-880,001.40-166,043.60

Finding the Fourth Proportional to 586,725.20, 880,001.40 and 166,043.60

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Solution

The fourth proportional to 586,725.20, 880,001.40 and 166,043.60 is: 249,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,725.20 : 880,001.40 = 166,043.60 : x
  2. Step 2: Convert to fraction form
    586,725.20/880,001.40 = 166,043.60/x
  3. Step 3: Cross multiply
    586,725.20x = 880,001.40 × 166,043.60
  4. Step 4: Simplify right side
    586,725.20x = 146,118,600,461.04
  5. Step 5: Solve for x
    x = 146,118,600,461.04/586,725.20
  6. Step 6: Final answer
    x = 249,040.95

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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.