Home / 711,700.90-1,065,996.15-552,681.70

Finding the Fourth Proportional to 711,700.90, 1,065,996.15 and 552,681.70

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Solution

The fourth proportional to 711,700.90, 1,065,996.15 and 552,681.70 is: 827,814.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,700.90 : 1,065,996.15 = 552,681.70 : x
  2. Step 2: Convert to fraction form
    711,700.90/1,065,996.15 = 552,681.70/x
  3. Step 3: Cross multiply
    711,700.90x = 1,065,996.15 × 552,681.70
  4. Step 4: Simplify right side
    711,700.90x = 589,156,564,375.46
  5. Step 5: Solve for x
    x = 589,156,564,375.46/711,700.90
  6. Step 6: Final answer
    x = 827,814.84

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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.