Home / 798,828.55-1,103,585.92-523,840.64

Finding the Fourth Proportional to 798,828.55, 1,103,585.92 and 523,840.64

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Solution

The fourth proportional to 798,828.55, 1,103,585.92 and 523,840.64 is: 723,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,828.55 : 1,103,585.92 = 523,840.64 : x
  2. Step 2: Convert to fraction form
    798,828.55/1,103,585.92 = 523,840.64/x
  3. Step 3: Cross multiply
    798,828.55x = 1,103,585.92 × 523,840.64
  4. Step 4: Simplify right side
    798,828.55x = 578,103,147,800.26
  5. Step 5: Solve for x
    x = 578,103,147,800.26/798,828.55
  6. Step 6: Final answer
    x = 723,688.64

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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.