Home / 760,681.54-1,049,768.83-434,047.74

Finding the Fourth Proportional to 760,681.54, 1,049,768.83 and 434,047.74

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Solution

The fourth proportional to 760,681.54, 1,049,768.83 and 434,047.74 is: 599,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,681.54 : 1,049,768.83 = 434,047.74 : x
  2. Step 2: Convert to fraction form
    760,681.54/1,049,768.83 = 434,047.74/x
  3. Step 3: Cross multiply
    760,681.54x = 1,049,768.83 × 434,047.74
  4. Step 4: Simplify right side
    760,681.54x = 455,649,786,216.41
  5. Step 5: Solve for x
    x = 455,649,786,216.41/760,681.54
  6. Step 6: Final answer
    x = 599,002.03

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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.