Home / 771,864.92-1,065,176.64-432,333.20

Finding the Fourth Proportional to 771,864.92, 1,065,176.64 and 432,333.20

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Solution

The fourth proportional to 771,864.92, 1,065,176.64 and 432,333.20 is: 596,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,864.92 : 1,065,176.64 = 432,333.20 : x
  2. Step 2: Convert to fraction form
    771,864.92/1,065,176.64 = 432,333.20/x
  3. Step 3: Cross multiply
    771,864.92x = 1,065,176.64 × 432,333.20
  4. Step 4: Simplify right side
    771,864.92x = 460,511,225,336.45
  5. Step 5: Solve for x
    x = 460,511,225,336.45/771,864.92
  6. Step 6: Final answer
    x = 596,621.52

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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.