Home / 849,711.84-1,172,601.12-462,526.07

Finding the Fourth Proportional to 849,711.84, 1,172,601.12 and 462,526.07

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Solution

The fourth proportional to 849,711.84, 1,172,601.12 and 462,526.07 is: 638,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,711.84 : 1,172,601.12 = 462,526.07 : x
  2. Step 2: Convert to fraction form
    849,711.84/1,172,601.12 = 462,526.07/x
  3. Step 3: Cross multiply
    849,711.84x = 1,172,601.12 × 462,526.07
  4. Step 4: Simplify right side
    849,711.84x = 542,358,581,848.19
  5. Step 5: Solve for x
    x = 542,358,581,848.19/849,711.84
  6. Step 6: Final answer
    x = 638,285.31

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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.