Home / 560,639.09-841,069.40-205,656.18

Finding the Fourth Proportional to 560,639.09, 841,069.40 and 205,656.18

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Solution

The fourth proportional to 560,639.09, 841,069.40 and 205,656.18 is: 308,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,639.09 : 841,069.40 = 205,656.18 : x
  2. Step 2: Convert to fraction form
    560,639.09/841,069.40 = 205,656.18/x
  3. Step 3: Cross multiply
    560,639.09x = 841,069.40 × 205,656.18
  4. Step 4: Simplify right side
    560,639.09x = 172,971,118,890.61
  5. Step 5: Solve for x
    x = 172,971,118,890.61/560,639.09
  6. Step 6: Final answer
    x = 308,524.90

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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.