Home / 761,369.60-1,050,732.60-434,779.04

Finding the Fourth Proportional to 761,369.60, 1,050,732.60 and 434,779.04

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Solution

The fourth proportional to 761,369.60, 1,050,732.60 and 434,779.04 is: 600,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,369.60 : 1,050,732.60 = 434,779.04 : x
  2. Step 2: Convert to fraction form
    761,369.60/1,050,732.60 = 434,779.04/x
  3. Step 3: Cross multiply
    761,369.60x = 1,050,732.60 × 434,779.04
  4. Step 4: Simplify right side
    761,369.60x = 456,836,511,124.70
  5. Step 5: Solve for x
    x = 456,836,511,124.70/761,369.60
  6. Step 6: Final answer
    x = 600,019.37

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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.