Home / 699,040.40-1,047,005.40-574,624.40

Finding the Fourth Proportional to 699,040.40, 1,047,005.40 and 574,624.40

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Solution

The fourth proportional to 699,040.40, 1,047,005.40 and 574,624.40 is: 860,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,040.40 : 1,047,005.40 = 574,624.40 : x
  2. Step 2: Convert to fraction form
    699,040.40/1,047,005.40 = 574,624.40/x
  3. Step 3: Cross multiply
    699,040.40x = 1,047,005.40 × 574,624.40
  4. Step 4: Simplify right side
    699,040.40x = 601,634,849,771.76
  5. Step 5: Solve for x
    x = 601,634,849,771.76/699,040.40
  6. Step 6: Final answer
    x = 860,658.20

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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.