Home / 683,438.04-943,587.90-611,693.64

Finding the Fourth Proportional to 683,438.04, 943,587.90 and 611,693.64

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Solution

The fourth proportional to 683,438.04, 943,587.90 and 611,693.64 is: 844,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,438.04 : 943,587.90 = 611,693.64 : x
  2. Step 2: Convert to fraction form
    683,438.04/943,587.90 = 611,693.64/x
  3. Step 3: Cross multiply
    683,438.04x = 943,587.90 × 611,693.64
  4. Step 4: Simplify right side
    683,438.04x = 577,186,717,210.96
  5. Step 5: Solve for x
    x = 577,186,717,210.96/683,438.04
  6. Step 6: Final answer
    x = 844,534.08

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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.