Home / 750,856.90-1,036,195.77-411,303.10

Finding the Fourth Proportional to 750,856.90, 1,036,195.77 and 411,303.10

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Solution

The fourth proportional to 750,856.90, 1,036,195.77 and 411,303.10 is: 567,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,856.90 : 1,036,195.77 = 411,303.10 : x
  2. Step 2: Convert to fraction form
    750,856.90/1,036,195.77 = 411,303.10/x
  3. Step 3: Cross multiply
    750,856.90x = 1,036,195.77 × 411,303.10
  4. Step 4: Simplify right side
    750,856.90x = 426,190,532,407.89
  5. Step 5: Solve for x
    x = 426,190,532,407.89/750,856.90
  6. Step 6: Final answer
    x = 567,605.53

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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.