Home / 914,006.55-1,261,313.58-506,099.61

Finding the Fourth Proportional to 914,006.55, 1,261,313.58 and 506,099.61

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Solution

The fourth proportional to 914,006.55, 1,261,313.58 and 506,099.61 is: 698,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,006.55 : 1,261,313.58 = 506,099.61 : x
  2. Step 2: Convert to fraction form
    914,006.55/1,261,313.58 = 506,099.61/x
  3. Step 3: Cross multiply
    914,006.55x = 1,261,313.58 × 506,099.61
  4. Step 4: Simplify right side
    914,006.55x = 638,350,312,823.58
  5. Step 5: Solve for x
    x = 638,350,312,823.58/914,006.55
  6. Step 6: Final answer
    x = 698,408.91

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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.