Home / 882,572.88-1,217,899.08-495,352.32

Finding the Fourth Proportional to 882,572.88, 1,217,899.08 and 495,352.32

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Solution

The fourth proportional to 882,572.88, 1,217,899.08 and 495,352.32 is: 683,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,572.88 : 1,217,899.08 = 495,352.32 : x
  2. Step 2: Convert to fraction form
    882,572.88/1,217,899.08 = 495,352.32/x
  3. Step 3: Cross multiply
    882,572.88x = 1,217,899.08 × 495,352.32
  4. Step 4: Simplify right side
    882,572.88x = 603,289,134,803.87
  5. Step 5: Solve for x
    x = 603,289,134,803.87/882,572.88
  6. Step 6: Final answer
    x = 683,557.30

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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.