Home / 936,159.60-1,291,897.44-506,439.64

Finding the Fourth Proportional to 936,159.60, 1,291,897.44 and 506,439.64

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Solution

The fourth proportional to 936,159.60, 1,291,897.44 and 506,439.64 is: 698,885.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,159.60 : 1,291,897.44 = 506,439.64 : x
  2. Step 2: Convert to fraction form
    936,159.60/1,291,897.44 = 506,439.64/x
  3. Step 3: Cross multiply
    936,159.60x = 1,291,897.44 × 506,439.64
  4. Step 4: Simplify right side
    936,159.60x = 654,268,074,430.52
  5. Step 5: Solve for x
    x = 654,268,074,430.52/936,159.60
  6. Step 6: Final answer
    x = 698,885.18

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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.