Home / 923,870.60-1,386,266.70-524,817.80

Finding the Fourth Proportional to 923,870.60, 1,386,266.70 and 524,817.80

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Solution

The fourth proportional to 923,870.60, 1,386,266.70 and 524,817.80 is: 787,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,870.60 : 1,386,266.70 = 524,817.80 : x
  2. Step 2: Convert to fraction form
    923,870.60/1,386,266.70 = 524,817.80/x
  3. Step 3: Cross multiply
    923,870.60x = 1,386,266.70 × 524,817.80
  4. Step 4: Simplify right side
    923,870.60x = 727,537,439,707.26
  5. Step 5: Solve for x
    x = 727,537,439,707.26/923,870.60
  6. Step 6: Final answer
    x = 787,488.46

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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.