Home / 914,809.03-1,262,417.59-506,907.29

Finding the Fourth Proportional to 914,809.03, 1,262,417.59 and 506,907.29

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Solution

The fourth proportional to 914,809.03, 1,262,417.59 and 506,907.29 is: 699,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,809.03 : 1,262,417.59 = 506,907.29 : x
  2. Step 2: Convert to fraction form
    914,809.03/1,262,417.59 = 506,907.29/x
  3. Step 3: Cross multiply
    914,809.03x = 1,262,417.59 × 506,907.29
  4. Step 4: Simplify right side
    914,809.03x = 639,928,679,395.23
  5. Step 5: Solve for x
    x = 639,928,679,395.23/914,809.03
  6. Step 6: Final answer
    x = 699,521.60

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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.