Home / 906,133.51-1,250,432.24-498,232.50

Finding the Fourth Proportional to 906,133.51, 1,250,432.24 and 498,232.50

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Solution

The fourth proportional to 906,133.51, 1,250,432.24 and 498,232.50 is: 687,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,133.51 : 1,250,432.24 = 498,232.50 : x
  2. Step 2: Convert to fraction form
    906,133.51/1,250,432.24 = 498,232.50/x
  3. Step 3: Cross multiply
    906,133.51x = 1,250,432.24 × 498,232.50
  4. Step 4: Simplify right side
    906,133.51x = 623,005,975,703.89
  5. Step 5: Solve for x
    x = 623,005,975,703.89/906,133.51
  6. Step 6: Final answer
    x = 687,543.25

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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.