Home / 761,012.58-1,050,156.75-416,830.71

Finding the Fourth Proportional to 761,012.58, 1,050,156.75 and 416,830.71

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Solution

The fourth proportional to 761,012.58, 1,050,156.75 and 416,830.71 is: 575,204.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,012.58 : 1,050,156.75 = 416,830.71 : x
  2. Step 2: Convert to fraction form
    761,012.58/1,050,156.75 = 416,830.71/x
  3. Step 3: Cross multiply
    761,012.58x = 1,050,156.75 × 416,830.71
  4. Step 4: Simplify right side
    761,012.58x = 437,737,583,713.79
  5. Step 5: Solve for x
    x = 437,737,583,713.79/761,012.58
  6. Step 6: Final answer
    x = 575,204.14

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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.