Home / 975,433.91-1,346,151.08-545,688.41

Finding the Fourth Proportional to 975,433.91, 1,346,151.08 and 545,688.41

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Solution

The fourth proportional to 975,433.91, 1,346,151.08 and 545,688.41 is: 753,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,433.91 : 1,346,151.08 = 545,688.41 : x
  2. Step 2: Convert to fraction form
    975,433.91/1,346,151.08 = 545,688.41/x
  3. Step 3: Cross multiply
    975,433.91x = 1,346,151.08 × 545,688.41
  4. Step 4: Simplify right side
    975,433.91x = 734,579,037,098.45
  5. Step 5: Solve for x
    x = 734,579,037,098.45/975,433.91
  6. Step 6: Final answer
    x = 753,079.25

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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.