Home / 876,014.40-1,208,815.77-532,038.54

Finding the Fourth Proportional to 876,014.40, 1,208,815.77 and 532,038.54

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Solution

The fourth proportional to 876,014.40, 1,208,815.77 and 532,038.54 is: 734,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,014.40 : 1,208,815.77 = 532,038.54 : x
  2. Step 2: Convert to fraction form
    876,014.40/1,208,815.77 = 532,038.54/x
  3. Step 3: Cross multiply
    876,014.40x = 1,208,815.77 × 532,038.54
  4. Step 4: Simplify right side
    876,014.40x = 643,136,577,399.78
  5. Step 5: Solve for x
    x = 643,136,577,399.78/876,014.40
  6. Step 6: Final answer
    x = 734,162.11

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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.