Home / 750,835.40-1,036,166.10-411,281.60

Finding the Fourth Proportional to 750,835.40, 1,036,166.10 and 411,281.60

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Solution

The fourth proportional to 750,835.40, 1,036,166.10 and 411,281.60 is: 567,575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,835.40 : 1,036,166.10 = 411,281.60 : x
  2. Step 2: Convert to fraction form
    750,835.40/1,036,166.10 = 411,281.60/x
  3. Step 3: Cross multiply
    750,835.40x = 1,036,166.10 × 411,281.60
  4. Step 4: Simplify right side
    750,835.40x = 426,156,051,473.76
  5. Step 5: Solve for x
    x = 426,156,051,473.76/750,835.40
  6. Step 6: Final answer
    x = 567,575.86

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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.