Home / 983,345.71-1,357,016.68-575,525.23

Finding the Fourth Proportional to 983,345.71, 1,357,016.68 and 575,525.23

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Solution

The fourth proportional to 983,345.71, 1,357,016.68 and 575,525.23 is: 794,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,345.71 : 1,357,016.68 = 575,525.23 : x
  2. Step 2: Convert to fraction form
    983,345.71/1,357,016.68 = 575,525.23/x
  3. Step 3: Cross multiply
    983,345.71x = 1,357,016.68 × 575,525.23
  4. Step 4: Simplify right side
    983,345.71x = 780,997,336,870.84
  5. Step 5: Solve for x
    x = 780,997,336,870.84/983,345.71
  6. Step 6: Final answer
    x = 794,224.58

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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.