Home / 835,710.57-1,153,280.55-453,737.40

Finding the Fourth Proportional to 835,710.57, 1,153,280.55 and 453,737.40

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Solution

The fourth proportional to 835,710.57, 1,153,280.55 and 453,737.40 is: 626,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,710.57 : 1,153,280.55 = 453,737.40 : x
  2. Step 2: Convert to fraction form
    835,710.57/1,153,280.55 = 453,737.40/x
  3. Step 3: Cross multiply
    835,710.57x = 1,153,280.55 × 453,737.40
  4. Step 4: Simplify right side
    835,710.57x = 523,286,518,227.57
  5. Step 5: Solve for x
    x = 523,286,518,227.57/835,710.57
  6. Step 6: Final answer
    x = 626,157.59

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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.