Home / 761,119.34-1,050,345.14-416,967.77

Finding the Fourth Proportional to 761,119.34, 1,050,345.14 and 416,967.77

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Solution

The fourth proportional to 761,119.34, 1,050,345.14 and 416,967.77 is: 575,415.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,119.34 : 1,050,345.14 = 416,967.77 : x
  2. Step 2: Convert to fraction form
    761,119.34/1,050,345.14 = 416,967.77/x
  3. Step 3: Cross multiply
    761,119.34x = 1,050,345.14 × 416,967.77
  4. Step 4: Simplify right side
    761,119.34x = 437,960,071,297.16
  5. Step 5: Solve for x
    x = 437,960,071,297.16/761,119.34
  6. Step 6: Final answer
    x = 575,415.77

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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.