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Finding the Fourth Proportional to 671,592, 926,992.32 and 536,566.08

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Solution

The fourth proportional to 671,592, 926,992.32 and 536,566.08 is: 740,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,592 : 926,992.32 = 536,566.08 : x
  2. Step 2: Convert to fraction form
    671,592/926,992.32 = 536,566.08/x
  3. Step 3: Cross multiply
    671,592x = 926,992.32 × 536,566.08
  4. Step 4: Simplify right side
    671,592x = 497,392,635,332.51
  5. Step 5: Solve for x
    x = 497,392,635,332.51/671,592
  6. Step 6: Final answer
    x = 740,617.27

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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.