Home / 935,525.61-1,291,024.25-505,804.71

Finding the Fourth Proportional to 935,525.61, 1,291,024.25 and 505,804.71

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Solution

The fourth proportional to 935,525.61, 1,291,024.25 and 505,804.71 is: 698,009.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,525.61 : 1,291,024.25 = 505,804.71 : x
  2. Step 2: Convert to fraction form
    935,525.61/1,291,024.25 = 505,804.71/x
  3. Step 3: Cross multiply
    935,525.61x = 1,291,024.25 × 505,804.71
  4. Step 4: Simplify right side
    935,525.61x = 653,006,150,583.30
  5. Step 5: Solve for x
    x = 653,006,150,583.30/935,525.61
  6. Step 6: Final answer
    x = 698,009.91

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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.