Home / 886,724.30-1,330,521.12-549,675.71

Finding the Fourth Proportional to 886,724.30, 1,330,521.12 and 549,675.71

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Solution

The fourth proportional to 886,724.30, 1,330,521.12 and 549,675.71 is: 824,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,724.30 : 1,330,521.12 = 549,675.71 : x
  2. Step 2: Convert to fraction form
    886,724.30/1,330,521.12 = 549,675.71/x
  3. Step 3: Cross multiply
    886,724.30x = 1,330,521.12 × 549,675.71
  4. Step 4: Simplify right side
    886,724.30x = 731,355,141,306.00
  5. Step 5: Solve for x
    x = 731,355,141,306.00/886,724.30
  6. Step 6: Final answer
    x = 824,783.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.