Home / 849,875.52-1,172,835.29-462,693.60

Finding the Fourth Proportional to 849,875.52, 1,172,835.29 and 462,693.60

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Solution

The fourth proportional to 849,875.52, 1,172,835.29 and 462,693.60 is: 638,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,875.52 : 1,172,835.29 = 462,693.60 : x
  2. Step 2: Convert to fraction form
    849,875.52/1,172,835.29 = 462,693.60/x
  3. Step 3: Cross multiply
    849,875.52x = 1,172,835.29 × 462,693.60
  4. Step 4: Simplify right side
    849,875.52x = 542,663,389,780.42
  5. Step 5: Solve for x
    x = 542,663,389,780.42/849,875.52
  6. Step 6: Final answer
    x = 638,521.03

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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.