Home / 847,774.31-1,169,639.20-525,366.77

Finding the Fourth Proportional to 847,774.31, 1,169,639.20 and 525,366.77

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Solution

The fourth proportional to 847,774.31, 1,169,639.20 and 525,366.77 is: 724,826.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,774.31 : 1,169,639.20 = 525,366.77 : x
  2. Step 2: Convert to fraction form
    847,774.31/1,169,639.20 = 525,366.77/x
  3. Step 3: Cross multiply
    847,774.31x = 1,169,639.20 × 525,366.77
  4. Step 4: Simplify right side
    847,774.31x = 614,489,572,150.19
  5. Step 5: Solve for x
    x = 614,489,572,150.19/847,774.31
  6. Step 6: Final answer
    x = 724,826.84

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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.