Home / 523,962.36-723,068.07-285,498.36

Finding the Fourth Proportional to 523,962.36, 723,068.07 and 285,498.36

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Solution

The fourth proportional to 523,962.36, 723,068.07 and 285,498.36 is: 393,987.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,962.36 : 723,068.07 = 285,498.36 : x
  2. Step 2: Convert to fraction form
    523,962.36/723,068.07 = 285,498.36/x
  3. Step 3: Cross multiply
    523,962.36x = 723,068.07 × 285,498.36
  4. Step 4: Simplify right side
    523,962.36x = 206,434,748,153.37
  5. Step 5: Solve for x
    x = 206,434,748,153.37/523,962.36
  6. Step 6: Final answer
    x = 393,987.74

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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.