Home / 767,241.90-1,058,856.88-423,145.15

Finding the Fourth Proportional to 767,241.90, 1,058,856.88 and 423,145.15

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Solution

The fourth proportional to 767,241.90, 1,058,856.88 and 423,145.15 is: 583,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,241.90 : 1,058,856.88 = 423,145.15 : x
  2. Step 2: Convert to fraction form
    767,241.90/1,058,856.88 = 423,145.15/x
  3. Step 3: Cross multiply
    767,241.90x = 1,058,856.88 × 423,145.15
  4. Step 4: Simplify right side
    767,241.90x = 448,050,153,316.13
  5. Step 5: Solve for x
    x = 448,050,153,316.13/767,241.90
  6. Step 6: Final answer
    x = 583,975.08

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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.