Home / 705,431.12-973,381.20-433,411.52

Finding the Fourth Proportional to 705,431.12, 973,381.20 and 433,411.52

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Solution

The fourth proportional to 705,431.12, 973,381.20 and 433,411.52 is: 598,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,431.12 : 973,381.20 = 433,411.52 : x
  2. Step 2: Convert to fraction form
    705,431.12/973,381.20 = 433,411.52/x
  3. Step 3: Cross multiply
    705,431.12x = 973,381.20 × 433,411.52
  4. Step 4: Simplify right side
    705,431.12x = 421,874,625,431.42
  5. Step 5: Solve for x
    x = 421,874,625,431.42/705,431.12
  6. Step 6: Final answer
    x = 598,038.01

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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.