Home / 640,207.02-882,459.45-433,410.24

Finding the Fourth Proportional to 640,207.02, 882,459.45 and 433,410.24

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Solution

The fourth proportional to 640,207.02, 882,459.45 and 433,410.24 is: 597,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,207.02 : 882,459.45 = 433,410.24 : x
  2. Step 2: Convert to fraction form
    640,207.02/882,459.45 = 433,410.24/x
  3. Step 3: Cross multiply
    640,207.02x = 882,459.45 × 433,410.24
  4. Step 4: Simplify right side
    640,207.02x = 382,466,962,014.77
  5. Step 5: Solve for x
    x = 382,466,962,014.77/640,207.02
  6. Step 6: Final answer
    x = 597,411.38

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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.