Home / 749,193.68-1,033,003.86-605,509.40

Finding the Fourth Proportional to 749,193.68, 1,033,003.86 and 605,509.40

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Solution

The fourth proportional to 749,193.68, 1,033,003.86 and 605,509.40 is: 834,888.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,193.68 : 1,033,003.86 = 605,509.40 : x
  2. Step 2: Convert to fraction form
    749,193.68/1,033,003.86 = 605,509.40/x
  3. Step 3: Cross multiply
    749,193.68x = 1,033,003.86 × 605,509.40
  4. Step 4: Simplify right side
    749,193.68x = 625,493,547,466.28
  5. Step 5: Solve for x
    x = 625,493,547,466.28/749,193.68
  6. Step 6: Final answer
    x = 834,888.98

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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.