Home / 632,742.60-948,077.10-539,430.60

Finding the Fourth Proportional to 632,742.60, 948,077.10 and 539,430.60

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Solution

The fourth proportional to 632,742.60, 948,077.10 and 539,430.60 is: 808,262.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,742.60 : 948,077.10 = 539,430.60 : x
  2. Step 2: Convert to fraction form
    632,742.60/948,077.10 = 539,430.60/x
  3. Step 3: Cross multiply
    632,742.60x = 948,077.10 × 539,430.60
  4. Step 4: Simplify right side
    632,742.60x = 511,421,798,899.26
  5. Step 5: Solve for x
    x = 511,421,798,899.26/632,742.60
  6. Step 6: Final answer
    x = 808,262.00

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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.