Home / 709,615.80-1,064,423.70-697,951.80

Finding the Fourth Proportional to 709,615.80, 1,064,423.70 and 697,951.80

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Solution

The fourth proportional to 709,615.80, 1,064,423.70 and 697,951.80 is: 1,046,927.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,615.80 : 1,064,423.70 = 697,951.80 : x
  2. Step 2: Convert to fraction form
    709,615.80/1,064,423.70 = 697,951.80/x
  3. Step 3: Cross multiply
    709,615.80x = 1,064,423.70 × 697,951.80
  4. Step 4: Simplify right side
    709,615.80x = 742,916,437,377.66
  5. Step 5: Solve for x
    x = 742,916,437,377.66/709,615.80
  6. Step 6: Final answer
    x = 1,046,927.70

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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.