Home / 842,018.16-1,161,971.40-460,036.68

Finding the Fourth Proportional to 842,018.16, 1,161,971.40 and 460,036.68

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Solution

The fourth proportional to 842,018.16, 1,161,971.40 and 460,036.68 is: 634,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,018.16 : 1,161,971.40 = 460,036.68 : x
  2. Step 2: Convert to fraction form
    842,018.16/1,161,971.40 = 460,036.68/x
  3. Step 3: Cross multiply
    842,018.16x = 1,161,971.40 × 460,036.68
  4. Step 4: Simplify right side
    842,018.16x = 534,549,465,110.95
  5. Step 5: Solve for x
    x = 534,549,465,110.95/842,018.16
  6. Step 6: Final answer
    x = 634,843.15

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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.