Home / 702,014.80-1,053,022.20-465,624.40

Finding the Fourth Proportional to 702,014.80, 1,053,022.20 and 465,624.40

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Solution

The fourth proportional to 702,014.80, 1,053,022.20 and 465,624.40 is: 698,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,014.80 : 1,053,022.20 = 465,624.40 : x
  2. Step 2: Convert to fraction form
    702,014.80/1,053,022.20 = 465,624.40/x
  3. Step 3: Cross multiply
    702,014.80x = 1,053,022.20 × 465,624.40
  4. Step 4: Simplify right side
    702,014.80x = 490,312,830,061.68
  5. Step 5: Solve for x
    x = 490,312,830,061.68/702,014.80
  6. Step 6: Final answer
    x = 698,436.60

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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.