Home / 771,684.15-1,064,924.97-432,152.40

Finding the Fourth Proportional to 771,684.15, 1,064,924.97 and 432,152.40

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Solution

The fourth proportional to 771,684.15, 1,064,924.97 and 432,152.40 is: 596,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,684.15 : 1,064,924.97 = 432,152.40 : x
  2. Step 2: Convert to fraction form
    771,684.15/1,064,924.97 = 432,152.40/x
  3. Step 3: Cross multiply
    771,684.15x = 1,064,924.97 × 432,152.40
  4. Step 4: Simplify right side
    771,684.15x = 460,209,881,605.43
  5. Step 5: Solve for x
    x = 460,209,881,605.43/771,684.15
  6. Step 6: Final answer
    x = 596,370.78

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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.