Home / 700,271.80-1,050,407.70-434,551.30

Finding the Fourth Proportional to 700,271.80, 1,050,407.70 and 434,551.30

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Solution

The fourth proportional to 700,271.80, 1,050,407.70 and 434,551.30 is: 651,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,271.80 : 1,050,407.70 = 434,551.30 : x
  2. Step 2: Convert to fraction form
    700,271.80/1,050,407.70 = 434,551.30/x
  3. Step 3: Cross multiply
    700,271.80x = 1,050,407.70 × 434,551.30
  4. Step 4: Simplify right side
    700,271.80x = 456,456,031,565.01
  5. Step 5: Solve for x
    x = 456,456,031,565.01/700,271.80
  6. Step 6: Final answer
    x = 651,826.95

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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.