Home / 832,171.50-1,148,437.98-509,899.50

Finding the Fourth Proportional to 832,171.50, 1,148,437.98 and 509,899.50

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Solution

The fourth proportional to 832,171.50, 1,148,437.98 and 509,899.50 is: 703,686.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,171.50 : 1,148,437.98 = 509,899.50 : x
  2. Step 2: Convert to fraction form
    832,171.50/1,148,437.98 = 509,899.50/x
  3. Step 3: Cross multiply
    832,171.50x = 1,148,437.98 × 509,899.50
  4. Step 4: Simplify right side
    832,171.50x = 585,587,951,783.01
  5. Step 5: Solve for x
    x = 585,587,951,783.01/832,171.50
  6. Step 6: Final answer
    x = 703,686.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.