Home / 837,424.56-1,155,946.52-497,892

Finding the Fourth Proportional to 837,424.56, 1,155,946.52 and 497,892

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Solution

The fourth proportional to 837,424.56, 1,155,946.52 and 497,892 is: 687,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,424.56 : 1,155,946.52 = 497,892 : x
  2. Step 2: Convert to fraction form
    837,424.56/1,155,946.52 = 497,892/x
  3. Step 3: Cross multiply
    837,424.56x = 1,155,946.52 × 497,892
  4. Step 4: Simplify right side
    837,424.56x = 575,536,524,735.84
  5. Step 5: Solve for x
    x = 575,536,524,735.84/837,424.56
  6. Step 6: Final answer
    x = 687,269.70

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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.