Home / 696,019.08-960,641.04-453,881.28

Finding the Fourth Proportional to 696,019.08, 960,641.04 and 453,881.28

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Solution

The fourth proportional to 696,019.08, 960,641.04 and 453,881.28 is: 626,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,019.08 : 960,641.04 = 453,881.28 : x
  2. Step 2: Convert to fraction form
    696,019.08/960,641.04 = 453,881.28/x
  3. Step 3: Cross multiply
    696,019.08x = 960,641.04 × 453,881.28
  4. Step 4: Simplify right side
    696,019.08x = 436,016,984,855.73
  5. Step 5: Solve for x
    x = 436,016,984,855.73/696,019.08
  6. Step 6: Final answer
    x = 626,444.01

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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.