Home / 924,723-1,387,084.50-259,875

Finding the Fourth Proportional to 924,723, 1,387,084.50 and 259,875

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Solution

The fourth proportional to 924,723, 1,387,084.50 and 259,875 is: 389,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,723 : 1,387,084.50 = 259,875 : x
  2. Step 2: Convert to fraction form
    924,723/1,387,084.50 = 259,875/x
  3. Step 3: Cross multiply
    924,723x = 1,387,084.50 × 259,875
  4. Step 4: Simplify right side
    924,723x = 360,468,584,437.50
  5. Step 5: Solve for x
    x = 360,468,584,437.50/924,723
  6. Step 6: Final answer
    x = 389,812.50

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1.5x scale

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.