Home / 705,831.40-1,058,747.10-374,055.40

Finding the Fourth Proportional to 705,831.40, 1,058,747.10 and 374,055.40

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Solution

The fourth proportional to 705,831.40, 1,058,747.10 and 374,055.40 is: 561,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,831.40 : 1,058,747.10 = 374,055.40 : x
  2. Step 2: Convert to fraction form
    705,831.40/1,058,747.10 = 374,055.40/x
  3. Step 3: Cross multiply
    705,831.40x = 1,058,747.10 × 374,055.40
  4. Step 4: Simplify right side
    705,831.40x = 396,030,069,989.34
  5. Step 5: Solve for x
    x = 396,030,069,989.34/705,831.40
  6. Step 6: Final answer
    x = 561,083.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.