Home / 983,065.51-1,356,711.61-547,566.38

Finding the Fourth Proportional to 983,065.51, 1,356,711.61 and 547,566.38

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Solution

The fourth proportional to 983,065.51, 1,356,711.61 and 547,566.38 is: 755,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,065.51 : 1,356,711.61 = 547,566.38 : x
  2. Step 2: Convert to fraction form
    983,065.51/1,356,711.61 = 547,566.38/x
  3. Step 3: Cross multiply
    983,065.51x = 1,356,711.61 × 547,566.38
  4. Step 4: Simplify right side
    983,065.51x = 742,889,658,208.11
  5. Step 5: Solve for x
    x = 742,889,658,208.11/983,065.51
  6. Step 6: Final answer
    x = 755,686.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.