Home / 1,129,413.41-1,693,760.85-371,080.08

Finding the Fourth Proportional to 1,129,413.41, 1,693,760.85 and 371,080.08

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Solution

The fourth proportional to 1,129,413.41, 1,693,760.85 and 371,080.08 is: 556,502.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,413.41 : 1,693,760.85 = 371,080.08 : x
  2. Step 2: Convert to fraction form
    1,129,413.41/1,693,760.85 = 371,080.08/x
  3. Step 3: Cross multiply
    1,129,413.41x = 1,693,760.85 × 371,080.08
  4. Step 4: Simplify right side
    1,129,413.41x = 628,520,911,718.87
  5. Step 5: Solve for x
    x = 628,520,911,718.87/1,129,413.41
  6. Step 6: Final answer
    x = 556,502.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.