Home / 806,538.30-1,209,807.45-566,000.70

Finding the Fourth Proportional to 806,538.30, 1,209,807.45 and 566,000.70

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Solution

The fourth proportional to 806,538.30, 1,209,807.45 and 566,000.70 is: 849,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,538.30 : 1,209,807.45 = 566,000.70 : x
  2. Step 2: Convert to fraction form
    806,538.30/1,209,807.45 = 566,000.70/x
  3. Step 3: Cross multiply
    806,538.30x = 1,209,807.45 × 566,000.70
  4. Step 4: Simplify right side
    806,538.30x = 684,751,863,565.22
  5. Step 5: Solve for x
    x = 684,751,863,565.22/806,538.30
  6. Step 6: Final answer
    x = 849,001.05

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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.