Home / 983,951.52-1,357,389.08-575,803.12

Finding the Fourth Proportional to 983,951.52, 1,357,389.08 and 575,803.12

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Solution

The fourth proportional to 983,951.52, 1,357,389.08 and 575,803.12 is: 794,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,951.52 : 1,357,389.08 = 575,803.12 : x
  2. Step 2: Convert to fraction form
    983,951.52/1,357,389.08 = 575,803.12/x
  3. Step 3: Cross multiply
    983,951.52x = 1,357,389.08 × 575,803.12
  4. Step 4: Simplify right side
    983,951.52x = 781,588,867,317.93
  5. Step 5: Solve for x
    x = 781,588,867,317.93/983,951.52
  6. Step 6: Final answer
    x = 794,336.77

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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.