Home / 685,829.24-946,772.53-456,767.72

Finding the Fourth Proportional to 685,829.24, 946,772.53 and 456,767.72

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Solution

The fourth proportional to 685,829.24, 946,772.53 and 456,767.72 is: 630,558.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,829.24 : 946,772.53 = 456,767.72 : x
  2. Step 2: Convert to fraction form
    685,829.24/946,772.53 = 456,767.72/x
  3. Step 3: Cross multiply
    685,829.24x = 946,772.53 × 456,767.72
  4. Step 4: Simplify right side
    685,829.24x = 432,455,125,152.87
  5. Step 5: Solve for x
    x = 432,455,125,152.87/685,829.24
  6. Step 6: Final answer
    x = 630,558.02

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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.