Home / 926,400.80-1,388,564.40-527,232.80

Finding the Fourth Proportional to 926,400.80, 1,388,564.40 and 527,232.80

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Solution

The fourth proportional to 926,400.80, 1,388,564.40 and 527,232.80 is: 790,259.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,400.80 : 1,388,564.40 = 527,232.80 : x
  2. Step 2: Convert to fraction form
    926,400.80/1,388,564.40 = 527,232.80/x
  3. Step 3: Cross multiply
    926,400.80x = 1,388,564.40 × 527,232.80
  4. Step 4: Simplify right side
    926,400.80x = 732,096,696,592.32
  5. Step 5: Solve for x
    x = 732,096,696,592.32/926,400.80
  6. Step 6: Final answer
    x = 790,259.14

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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.