Home / 924,436.80-1,385,164.80-523,886.40

Finding the Fourth Proportional to 924,436.80, 1,385,164.80 and 523,886.40

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Solution

The fourth proportional to 924,436.80, 1,385,164.80 and 523,886.40 is: 784,984.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,436.80 : 1,385,164.80 = 523,886.40 : x
  2. Step 2: Convert to fraction form
    924,436.80/1,385,164.80 = 523,886.40/x
  3. Step 3: Cross multiply
    924,436.80x = 1,385,164.80 × 523,886.40
  4. Step 4: Simplify right side
    924,436.80x = 725,669,000,478.72
  5. Step 5: Solve for x
    x = 725,669,000,478.72/924,436.80
  6. Step 6: Final answer
    x = 784,984.98

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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.