Home / 1,005,845.62-1,388,024.71-570,292.27

Finding the Fourth Proportional to 1,005,845.62, 1,388,024.71 and 570,292.27

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Solution

The fourth proportional to 1,005,845.62, 1,388,024.71 and 570,292.27 is: 786,979.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,845.62 : 1,388,024.71 = 570,292.27 : x
  2. Step 2: Convert to fraction form
    1,005,845.62/1,388,024.71 = 570,292.27/x
  3. Step 3: Cross multiply
    1,005,845.62x = 1,388,024.71 × 570,292.27
  4. Step 4: Simplify right side
    1,005,845.62x = 791,579,762,681.99
  5. Step 5: Solve for x
    x = 791,579,762,681.99/1,005,845.62
  6. Step 6: Final answer
    x = 786,979.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.