Home / 527,986.85-790,668.05-483,191.60

Finding the Fourth Proportional to 527,986.85, 790,668.05 and 483,191.60

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Solution

The fourth proportional to 527,986.85, 790,668.05 and 483,191.60 is: 723,586.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,986.85 : 790,668.05 = 483,191.60 : x
  2. Step 2: Convert to fraction form
    527,986.85/790,668.05 = 483,191.60/x
  3. Step 3: Cross multiply
    527,986.85x = 790,668.05 × 483,191.60
  4. Step 4: Simplify right side
    527,986.85x = 382,044,153,779.08
  5. Step 5: Solve for x
    x = 382,044,153,779.08/527,986.85
  6. Step 6: Final answer
    x = 723,586.50

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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.