Home / 877,056.16-1,210,335.12-474,648.16

Finding the Fourth Proportional to 877,056.16, 1,210,335.12 and 474,648.16

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Solution

The fourth proportional to 877,056.16, 1,210,335.12 and 474,648.16 is: 655,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,056.16 : 1,210,335.12 = 474,648.16 : x
  2. Step 2: Convert to fraction form
    877,056.16/1,210,335.12 = 474,648.16/x
  3. Step 3: Cross multiply
    877,056.16x = 1,210,335.12 × 474,648.16
  4. Step 4: Simplify right side
    877,056.16x = 574,483,337,691.38
  5. Step 5: Solve for x
    x = 574,483,337,691.38/877,056.16
  6. Step 6: Final answer
    x = 655,013.17

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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.