Home / 963,907.51-1,330,169.73-534,178.42

Finding the Fourth Proportional to 963,907.51, 1,330,169.73 and 534,178.42

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Solution

The fourth proportional to 963,907.51, 1,330,169.73 and 534,178.42 is: 737,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,907.51 : 1,330,169.73 = 534,178.42 : x
  2. Step 2: Convert to fraction form
    963,907.51/1,330,169.73 = 534,178.42/x
  3. Step 3: Cross multiply
    963,907.51x = 1,330,169.73 × 534,178.42
  4. Step 4: Simplify right side
    963,907.51x = 710,547,964,703.23
  5. Step 5: Solve for x
    x = 710,547,964,703.23/963,907.51
  6. Step 6: Final answer
    x = 737,153.68

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Double scale
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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.