Home / 892,854.40-1,339,281.60-519,606.40

Finding the Fourth Proportional to 892,854.40, 1,339,281.60 and 519,606.40

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Solution

The fourth proportional to 892,854.40, 1,339,281.60 and 519,606.40 is: 779,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,854.40 : 1,339,281.60 = 519,606.40 : x
  2. Step 2: Convert to fraction form
    892,854.40/1,339,281.60 = 519,606.40/x
  3. Step 3: Cross multiply
    892,854.40x = 1,339,281.60 × 519,606.40
  4. Step 4: Simplify right side
    892,854.40x = 695,899,290,762.24
  5. Step 5: Solve for x
    x = 695,899,290,762.24/892,854.40
  6. Step 6: Final answer
    x = 779,409.60

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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.