Home / 924,406.88-1,385,724.48-391,194.24

Finding the Fourth Proportional to 924,406.88, 1,385,724.48 and 391,194.24

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Solution

The fourth proportional to 924,406.88, 1,385,724.48 and 391,194.24 is: 586,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,406.88 : 1,385,724.48 = 391,194.24 : x
  2. Step 2: Convert to fraction form
    924,406.88/1,385,724.48 = 391,194.24/x
  3. Step 3: Cross multiply
    924,406.88x = 1,385,724.48 × 391,194.24
  4. Step 4: Simplify right side
    924,406.88x = 542,087,434,803.00
  5. Step 5: Solve for x
    x = 542,087,434,803.00/924,406.88
  6. Step 6: Final answer
    x = 586,416.49

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Double scale
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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.