Home / 805,409.08-1,205,484.24-592,120.72

Finding the Fourth Proportional to 805,409.08, 1,205,484.24 and 592,120.72

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Solution

The fourth proportional to 805,409.08, 1,205,484.24 and 592,120.72 is: 886,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,409.08 : 1,205,484.24 = 592,120.72 : x
  2. Step 2: Convert to fraction form
    805,409.08/1,205,484.24 = 592,120.72/x
  3. Step 3: Cross multiply
    805,409.08x = 1,205,484.24 × 592,120.72
  4. Step 4: Simplify right side
    805,409.08x = 713,792,196,137.45
  5. Step 5: Solve for x
    x = 713,792,196,137.45/805,409.08
  6. Step 6: Final answer
    x = 886,248.01

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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.