Home / 747,005.52-1,030,826.16-424,670.88

Finding the Fourth Proportional to 747,005.52, 1,030,826.16 and 424,670.88

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Solution

The fourth proportional to 747,005.52, 1,030,826.16 and 424,670.88 is: 586,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,005.52 : 1,030,826.16 = 424,670.88 : x
  2. Step 2: Convert to fraction form
    747,005.52/1,030,826.16 = 424,670.88/x
  3. Step 3: Cross multiply
    747,005.52x = 1,030,826.16 × 424,670.88
  4. Step 4: Simplify right side
    747,005.52x = 437,761,852,494.22
  5. Step 5: Solve for x
    x = 437,761,852,494.22/747,005.52
  6. Step 6: Final answer
    x = 586,022.25

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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.