Home / 786,683.52-1,178,909.12-606,085.76

Finding the Fourth Proportional to 786,683.52, 1,178,909.12 and 606,085.76

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Solution

The fourth proportional to 786,683.52, 1,178,909.12 and 606,085.76 is: 908,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,683.52 : 1,178,909.12 = 606,085.76 : x
  2. Step 2: Convert to fraction form
    786,683.52/1,178,909.12 = 606,085.76/x
  3. Step 3: Cross multiply
    786,683.52x = 1,178,909.12 × 606,085.76
  4. Step 4: Simplify right side
    786,683.52x = 714,520,029,966.13
  5. Step 5: Solve for x
    x = 714,520,029,966.13/786,683.52
  6. Step 6: Final answer
    x = 908,268.72

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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.