Home / 928,550.40-1,280,855.29-583,840.01

Finding the Fourth Proportional to 928,550.40, 1,280,855.29 and 583,840.01

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Solution

The fourth proportional to 928,550.40, 1,280,855.29 and 583,840.01 is: 805,357.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,550.40 : 1,280,855.29 = 583,840.01 : x
  2. Step 2: Convert to fraction form
    928,550.40/1,280,855.29 = 583,840.01/x
  3. Step 3: Cross multiply
    928,550.40x = 1,280,855.29 × 583,840.01
  4. Step 4: Simplify right side
    928,550.40x = 747,814,565,322.15
  5. Step 5: Solve for x
    x = 747,814,565,322.15/928,550.40
  6. Step 6: Final answer
    x = 805,357.00

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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.