Home / 936,152.93-1,291,887.16-506,432.05

Finding the Fourth Proportional to 936,152.93, 1,291,887.16 and 506,432.05

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Solution

The fourth proportional to 936,152.93, 1,291,887.16 and 506,432.05 is: 698,874.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,152.93 : 1,291,887.16 = 506,432.05 : x
  2. Step 2: Convert to fraction form
    936,152.93/1,291,887.16 = 506,432.05/x
  3. Step 3: Cross multiply
    936,152.93x = 1,291,887.16 × 506,432.05
  4. Step 4: Simplify right side
    936,152.93x = 654,253,062,807.48
  5. Step 5: Solve for x
    x = 654,253,062,807.48/936,152.93
  6. Step 6: Final answer
    x = 698,874.13

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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.