Home / 895,590.47-1,235,882.21-487,683.36

Finding the Fourth Proportional to 895,590.47, 1,235,882.21 and 487,683.36

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Solution

The fourth proportional to 895,590.47, 1,235,882.21 and 487,683.36 is: 672,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,590.47 : 1,235,882.21 = 487,683.36 : x
  2. Step 2: Convert to fraction form
    895,590.47/1,235,882.21 = 487,683.36/x
  3. Step 3: Cross multiply
    895,590.47x = 1,235,882.21 × 487,683.36
  4. Step 4: Simplify right side
    895,590.47x = 602,719,186,298.61
  5. Step 5: Solve for x
    x = 602,719,186,298.61/895,590.47
  6. Step 6: Final answer
    x = 672,985.26

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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.