Home / 837,205.74-1,155,319.74-474,663.24

Finding the Fourth Proportional to 837,205.74, 1,155,319.74 and 474,663.24

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Solution

The fourth proportional to 837,205.74, 1,155,319.74 and 474,663.24 is: 655,021.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,205.74 : 1,155,319.74 = 474,663.24 : x
  2. Step 2: Convert to fraction form
    837,205.74/1,155,319.74 = 474,663.24/x
  3. Step 3: Cross multiply
    837,205.74x = 1,155,319.74 × 474,663.24
  4. Step 4: Simplify right side
    837,205.74x = 548,387,811,024.36
  5. Step 5: Solve for x
    x = 548,387,811,024.36/837,205.74
  6. Step 6: Final answer
    x = 655,021.56

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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.