Home / 673,319.60-1,009,979.40-522,744.65

Finding the Fourth Proportional to 673,319.60, 1,009,979.40 and 522,744.65

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Solution

The fourth proportional to 673,319.60, 1,009,979.40 and 522,744.65 is: 784,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,319.60 : 1,009,979.40 = 522,744.65 : x
  2. Step 2: Convert to fraction form
    673,319.60/1,009,979.40 = 522,744.65/x
  3. Step 3: Cross multiply
    673,319.60x = 1,009,979.40 × 522,744.65
  4. Step 4: Simplify right side
    673,319.60x = 527,961,327,960.21
  5. Step 5: Solve for x
    x = 527,961,327,960.21/673,319.60
  6. Step 6: Final answer
    x = 784,116.98

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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.