Home / 914,097.15-1,261,438.45-506,190.20

Finding the Fourth Proportional to 914,097.15, 1,261,438.45 and 506,190.20

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Solution

The fourth proportional to 914,097.15, 1,261,438.45 and 506,190.20 is: 698,533.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,097.15 : 1,261,438.45 = 506,190.20 : x
  2. Step 2: Convert to fraction form
    914,097.15/1,261,438.45 = 506,190.20/x
  3. Step 3: Cross multiply
    914,097.15x = 1,261,438.45 × 506,190.20
  4. Step 4: Simplify right side
    914,097.15x = 638,527,773,720.52
  5. Step 5: Solve for x
    x = 638,527,773,720.52/914,097.15
  6. Step 6: Final answer
    x = 698,533.82

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Double scale
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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.