Home / 911,238.93-1,257,484.50-503,333.46

Finding the Fourth Proportional to 911,238.93, 1,257,484.50 and 503,333.46

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Solution

The fourth proportional to 911,238.93, 1,257,484.50 and 503,333.46 is: 694,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,238.93 : 1,257,484.50 = 503,333.46 : x
  2. Step 2: Convert to fraction form
    911,238.93/1,257,484.50 = 503,333.46/x
  3. Step 3: Cross multiply
    911,238.93x = 1,257,484.50 × 503,333.46
  4. Step 4: Simplify right side
    911,238.93x = 632,934,024,281.37
  5. Step 5: Solve for x
    x = 632,934,024,281.37/911,238.93
  6. Step 6: Final answer
    x = 694,586.24

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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.