Home / 734,437.80-1,103,211.90-707,999.40

Finding the Fourth Proportional to 734,437.80, 1,103,211.90 and 707,999.40

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Solution

The fourth proportional to 734,437.80, 1,103,211.90 and 707,999.40 is: 1,063,498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,437.80 : 1,103,211.90 = 707,999.40 : x
  2. Step 2: Convert to fraction form
    734,437.80/1,103,211.90 = 707,999.40/x
  3. Step 3: Cross multiply
    734,437.80x = 1,103,211.90 × 707,999.40
  4. Step 4: Simplify right side
    734,437.80x = 781,073,363,272.86
  5. Step 5: Solve for x
    x = 781,073,363,272.86/734,437.80
  6. Step 6: Final answer
    x = 1,063,498.32

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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.