Home / 899,319.24-1,240,472.88-576,518.04

Finding the Fourth Proportional to 899,319.24, 1,240,472.88 and 576,518.04

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Solution

The fourth proportional to 899,319.24, 1,240,472.88 and 576,518.04 is: 795,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,319.24 : 1,240,472.88 = 576,518.04 : x
  2. Step 2: Convert to fraction form
    899,319.24/1,240,472.88 = 576,518.04/x
  3. Step 3: Cross multiply
    899,319.24x = 1,240,472.88 × 576,518.04
  4. Step 4: Simplify right side
    899,319.24x = 715,154,993,450.76
  5. Step 5: Solve for x
    x = 715,154,993,450.76/899,319.24
  6. Step 6: Final answer
    x = 795,218.16

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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.